/*
 * TV namespace
 * TvGuide
 */
var TV = TV || {};

TV.$ = jQuery.noConflict();

TV.CONFIG = {
	BASE_URL : TV.$(TV.$('head meta')[0]).attr('content')
};

TV.CONSTANTS = {
	DEBUG: {
		LEVEL: {
			ERROR: 1,
			WARN: 2,
			INFO: 3,
			DEBUG: 4
		}
	},
	SCRIPTS: {
		ADD_CHANNEL : TV.CONFIG.BASE_URL + 'channel/add/',
		REMOVE_CHANNEL : TV.CONFIG.BASE_URL + 'channel/remove/',
		REORDER_CHANNELS : TV.CONFIG.BASE_URL + 'channel/reorder/',
		SAVE_CHANNELS : TV.CONFIG.BASE_URL + 'channel/save/',
		GET_CHANNELS_BY_TYPE : TV.CONFIG.BASE_URL + 'channel/type/type/',
		ADD_BROADCAST : TV.CONFIG.BASE_URL + 'my-tv-program/add/',
		REMOVE_BROADCAST : TV.CONFIG.BASE_URL + 'my-tv-program/remove/',
		GET_OVERLAY: TV.CONFIG.BASE_URL + 'details/'
	},
	SIZES: {
		CHANNEL_WIDTH : 178
	}
};



// extend the config
TV.$.extend(TV.CONFIG, {DEBUG_LEVEL : TV.CONSTANTS.DEBUG.LEVEL.DEBUG});/*
 * Copyright 2000-2008 namics ag. All rights reserved.
 */

/**
 * TV utilities
 * 
 * @author Remo Brunschwiler, namics ag
 */
TV.util = {
	log: function(text, level){
		var level = level || TV.CONSTANTS.DEBUG.LEVEL.DEBUG;
		
		function getConsoleFunction(level) {	
			var str = 'log', item;
			
			for (item in TV.CONSTANTS.DEBUG.LEVEL) {
				if (level == TV.CONSTANTS.DEBUG.LEVEL[item]) {
					str = item.toLowerCase();
					break;
				}
			}
			return str;
		}
		
		if (level <= TV.CONFIG.DEBUG_LEVEL) {	
			if (typeof(window['console']) !== "undefined") {
				try {
					window.console[getConsoleFunction(level)]("%s", text);
				} 
				catch (e) {}
			}
		}
	}
};

/*
 * Copyright 2000-2008 namics ag. All rights reserved.
 */
/**
 * TV.Basic class.
 *
 * @author Remo Brunschwiler, namics ag
 */
TV.Basic = function(){
    this.bindBasicEvents();
};

/* ==========================================================
 * Binds the hide and show event to the genre chooser
 * ==========================================================
 */
TV.Basic.prototype.chooseGenres = function(){
    TV.$('#genre_toggle').toggle(function(){
        TV.$(this).removeClass('passive').addClass('active');
        TV.$('#genre_hidden').show();
    }, function(){
        TV.$(this).removeClass('active').addClass('passive');
        TV.$('#genre_hidden').hide();
    });
};

/* ==========================================================
 * Set search action
 * ==========================================================
 */
TV.Basic.prototype.setSearchAction = function() {
	TV.$('.hr_search_options input').click(function() {
		var $form = TV.$(TV.$(this).parents('form')[0]);
		if (TV.$(this).val() == 'sf_all') {
			$form.attr('action', 'http://www.suche.sf.tv/');
		}
		else {
			$form.attr('action', 'http://www.tvprogramm.sf.tv/q/');
			$form.find('.hr_search').attr('name', 'query');
		}
	});
};

/* ==========================================================
 * Trigger login lightbox
 * ==========================================================
 */
TV.Basic.prototype.triggerLogin = function() {
	TV.$('.login').click(function() {

        // trigger the login with the YMC jQuery version
		var $login = jQuery('.sflogin-button_out');

        $login.trigger('click');

        if($login.length > 0) {
            return false;
        }
	});
};


/* ==========================================================
 * Binds the events
 * ==========================================================
 */
TV.Basic.prototype.bindBasicEvents = function(){
    var that = this;
    TV.$(document).ready(function(){
        that.chooseGenres();
		that.setSearchAction();
        that.triggerLogin();
	});
};


/*
 * Copyright 2000-2008 namics ag. All rights reserved.
 */

/**
 * basic functionality.
 * 
 * @author Remo Brunschwiler, namics ag
 */

var basic = new TV.Basic();

// copy of the main.js function from
// sf.tv
function isCookie(cookieName) {
	var c = false;
	var strCookie;
	
	if(strCookie = document.cookie) {
		if(arrCookie = strCookie.match( new RegExp( cookieName + '=([^;]*)', 'g'))) {
			if(RegExp.$1.length>1 && RegExp.$1!=undefined) c = true;
		}
	}
	return(c);
}/*
 * jQuery UI 1.5.3
 *
 * Copyright (c) 2008 Paul Bakaus (ui.jquery.com)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI
 */
;(function($) {

$.ui = {
	plugin: {
		add: function(module, option, set) {
			var proto = $.ui[module].prototype;
			for(var i in set) {
				proto.plugins[i] = proto.plugins[i] || [];
				proto.plugins[i].push([option, set[i]]);
			}
		},
		call: function(instance, name, args) {
			var set = instance.plugins[name];
			if(!set) { return; }
			
			for (var i = 0; i < set.length; i++) {
				if (instance.options[set[i][0]]) {
					set[i][1].apply(instance.element, args);
				}
			}
		}	
	},
	cssCache: {},
	css: function(name) {
		if ($.ui.cssCache[name]) { return $.ui.cssCache[name]; }
		var tmp = $('<div class="ui-gen">').addClass(name).css({position:'absolute', top:'-5000px', left:'-5000px', display:'block'}).appendTo('body');
		
		//if (!$.browser.safari)
			//tmp.appendTo('body'); 
		
		//Opera and Safari set width and height to 0px instead of auto
		//Safari returns rgba(0,0,0,0) when bgcolor is not set
		$.ui.cssCache[name] = !!(
			(!(/auto|default/).test(tmp.css('cursor')) || (/^[1-9]/).test(tmp.css('height')) || (/^[1-9]/).test(tmp.css('width')) || 
			!(/none/).test(tmp.css('backgroundImage')) || !(/transparent|rgba\(0, 0, 0, 0\)/).test(tmp.css('backgroundColor')))
		);
		try { $('body').get(0).removeChild(tmp.get(0));	} catch(e){}
		return $.ui.cssCache[name];
	},
	disableSelection: function(el) {
		$(el).attr('unselectable', 'on').css('MozUserSelect', 'none');
	},
	enableSelection: function(el) {
		$(el).attr('unselectable', 'off').css('MozUserSelect', '');
	},
	hasScroll: function(e, a) {
		var scroll = /top/.test(a||"top") ? 'scrollTop' : 'scrollLeft', has = false;
		if (e[scroll] > 0) return true; e[scroll] = 1;
		has = e[scroll] > 0 ? true : false; e[scroll] = 0;
		return has;
	}
};


/** jQuery core modifications and additions **/

var _remove = $.fn.remove;
$.fn.remove = function() {
	$("*", this).add(this).triggerHandler("remove");
	return _remove.apply(this, arguments );
};

// $.widget is a factory to create jQuery plugins
// taking some boilerplate code out of the plugin code
// created by Scott González and Jörn Zaefferer
function getter(namespace, plugin, method) {
	var methods = $[namespace][plugin].getter || [];
	methods = (typeof methods == "string" ? methods.split(/,?\s+/) : methods);
	return ($.inArray(method, methods) != -1);
}

$.widget = function(name, prototype) {
	var namespace = name.split(".")[0];
	name = name.split(".")[1];
	
	// create plugin method
	$.fn[name] = function(options) {
		var isMethodCall = (typeof options == 'string'),
			args = Array.prototype.slice.call(arguments, 1);
		
		if (isMethodCall && getter(namespace, name, options)) {
			var instance = $.data(this[0], name);
			return (instance ? instance[options].apply(instance, args)
				: undefined);
		}
		
		return this.each(function() {
			var instance = $.data(this, name);
			if (isMethodCall && instance && $.isFunction(instance[options])) {
				instance[options].apply(instance, args);
			} else if (!isMethodCall) {
				$.data(this, name, new $[namespace][name](this, options));
			}
		});
	};
	
	// create widget constructor
	$[namespace][name] = function(element, options) {
		var self = this;
		
		this.widgetName = name;
		this.widgetBaseClass = namespace + '-' + name;
		
		this.options = $.extend({}, $.widget.defaults, $[namespace][name].defaults, options);
		this.element = $(element)
			.bind('setData.' + name, function(e, key, value) {
				return self.setData(key, value);
			})
			.bind('getData.' + name, function(e, key) {
				return self.getData(key);
			})
			.bind('remove', function() {
				return self.destroy();
			});
		this.init();
	};
	
	// add widget prototype
	$[namespace][name].prototype = $.extend({}, $.widget.prototype, prototype);
};

$.widget.prototype = {
	init: function() {},
	destroy: function() {
		this.element.removeData(this.widgetName);
	},
	
	getData: function(key) {
		return this.options[key];
	},
	setData: function(key, value) {
		this.options[key] = value;
		
		if (key == 'disabled') {
			this.element[value ? 'addClass' : 'removeClass'](
				this.widgetBaseClass + '-disabled');
		}
	},
	
	enable: function() {
		this.setData('disabled', false);
	},
	disable: function() {
		this.setData('disabled', true);
	}
};

$.widget.defaults = {
	disabled: false
};


/** Mouse Interaction Plugin **/

$.ui.mouse = {
	mouseInit: function() {
		var self = this;
	
		this.element.bind('mousedown.'+this.widgetName, function(e) {
			return self.mouseDown(e);
		});
		
		// Prevent text selection in IE
		if ($.browser.msie) {
			this._mouseUnselectable = this.element.attr('unselectable');
			this.element.attr('unselectable', 'on');
		}
		
		this.started = false;
	},
	
	// TODO: make sure destroying one instance of mouse doesn't mess with
	// other instances of mouse
	mouseDestroy: function() {
		this.element.unbind('.'+this.widgetName);
		
		// Restore text selection in IE
		($.browser.msie
			&& this.element.attr('unselectable', this._mouseUnselectable));
	},
	
	mouseDown: function(e) {
		// we may have missed mouseup (out of window)
		(this._mouseStarted && this.mouseUp(e));
		
		this._mouseDownEvent = e;
		
		var self = this,
			btnIsLeft = (e.which == 1),
			elIsCancel = (typeof this.options.cancel == "string" ? $(e.target).parents().add(e.target).filter(this.options.cancel).length : false);
		if (!btnIsLeft || elIsCancel || !this.mouseCapture(e)) {
			return true;
		}
		
		this._mouseDelayMet = !this.options.delay;
		if (!this._mouseDelayMet) {
			this._mouseDelayTimer = setTimeout(function() {
				self._mouseDelayMet = true;
			}, this.options.delay);
		}
		
		if (this.mouseDistanceMet(e) && this.mouseDelayMet(e)) {
			this._mouseStarted = (this.mouseStart(e) !== false);
			if (!this._mouseStarted) {
				e.preventDefault();
				return true;
			}
		}
		
		// these delegates are required to keep context
		this._mouseMoveDelegate = function(e) {
			return self.mouseMove(e);
		};
		this._mouseUpDelegate = function(e) {
			return self.mouseUp(e);
		};
		$(document)
			.bind('mousemove.'+this.widgetName, this._mouseMoveDelegate)
			.bind('mouseup.'+this.widgetName, this._mouseUpDelegate);
		
		return false;
	},
	
	mouseMove: function(e) {
		// IE mouseup check - mouseup happened when mouse was out of window
		if ($.browser.msie && !e.button) {
			return this.mouseUp(e);
		}
		
		if (this._mouseStarted) {
			this.mouseDrag(e);
			return false;
		}
		
		if (this.mouseDistanceMet(e) && this.mouseDelayMet(e)) {
			this._mouseStarted =
				(this.mouseStart(this._mouseDownEvent, e) !== false);
			(this._mouseStarted ? this.mouseDrag(e) : this.mouseUp(e));
		}
		
		return !this._mouseStarted;
	},
	
	mouseUp: function(e) {
		$(document)
			.unbind('mousemove.'+this.widgetName, this._mouseMoveDelegate)
			.unbind('mouseup.'+this.widgetName, this._mouseUpDelegate);
		
		if (this._mouseStarted) {
			this._mouseStarted = false;
			this.mouseStop(e);
		}
		
		return false;
	},
	
	mouseDistanceMet: function(e) {
		return (Math.max(
				Math.abs(this._mouseDownEvent.pageX - e.pageX),
				Math.abs(this._mouseDownEvent.pageY - e.pageY)
			) >= this.options.distance
		);
	},
	
	mouseDelayMet: function(e) {
		return this._mouseDelayMet;
	},
	
	// These are placeholder methods, to be overriden by extending plugin
	mouseStart: function(e) {},
	mouseDrag: function(e) {},
	mouseStop: function(e) {},
	mouseCapture: function(e) { return true; }
};

$.ui.mouse.defaults = {
	cancel: null,
	distance: 1,
	delay: 0
};

})(jQuery);
/*
 * jQuery UI Draggable
 *
 * Copyright (c) 2008 Paul Bakaus
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 * 
 * http://docs.jquery.com/UI/Draggables
 *
 * Depends:
 *	ui.core.js
 */
(function($) {

$.widget("ui.draggable", $.extend({}, $.ui.mouse, {
	init: function() {
		
		//Initialize needed constants
		var o = this.options;

		//Position the node
		if (o.helper == 'original' && !(/(relative|absolute|fixed)/).test(this.element.css('position')))
			this.element.css('position', 'relative');

		this.element.addClass('ui-draggable');
		(o.disabled && this.element.addClass('ui-draggable-disabled'));
		
		this.mouseInit();
		
	},
	mouseStart: function(e) {
		var o = this.options;
		
		if (this.helper || o.disabled || $(e.target).is('.ui-resizable-handle')) return false;
		
		var handle = !this.options.handle || !$(this.options.handle, this.element).length ? true : false;
		
	
		$(this.options.handle, this.element).find("*").andSelf().each(function() {
			if(this == e.target) handle = true;
		});
		if (!handle) return false;
		
		if($.ui.ddmanager) $.ui.ddmanager.current = this;
		
		//Create and append the visible helper
		this.helper = $.isFunction(o.helper) ? $(o.helper.apply(this.element[0], [e])) : (o.helper == 'clone' ? this.element.clone() : this.element);
		if(!this.helper.parents('body').length) this.helper.appendTo((o.appendTo == 'parent' ? this.element[0].parentNode : o.appendTo));
		if(this.helper[0] != this.element[0] && !(/(fixed|absolute)/).test(this.helper.css("position"))) this.helper.css("position", "absolute");
		
		/*
		 * - Position generation -
		 * This block generates everything position related - it's the core of draggables.
		 */
		
		this.margins = {																				//Cache the margins
			left: (parseInt(this.element.css("marginLeft"),10) || 0),
			top: (parseInt(this.element.css("marginTop"),10) || 0)
		};		
		
		this.cssPosition = this.helper.css("position");													//Store the helper's css position
		this.offset = this.element.offset();															//The element's absolute position on the page
		this.offset = {																					//Substract the margins from the element's absolute offset
			top: this.offset.top - this.margins.top,
			left: this.offset.left - this.margins.left
		};
		
		this.offset.click = {																			//Where the click happened, relative to the element
			left: e.pageX - this.offset.left,
			top: e.pageY - this.offset.top
		};
		
		this.offsetParent = this.helper.offsetParent(); var po = this.offsetParent.offset();			//Get the offsetParent and cache its position
		if(this.offsetParent[0] == document.body && $.browser.mozilla) po = { top: 0, left: 0 };		//Ugly FF3 fix
		this.offset.parent = {																			//Store its position plus border
			top: po.top + (parseInt(this.offsetParent.css("borderTopWidth"),10) || 0),
			left: po.left + (parseInt(this.offsetParent.css("borderLeftWidth"),10) || 0)
		};
		
		var p = this.element.position();																//This is a relative to absolute position minus the actual position calculation - only used for relative positioned helpers
		this.offset.relative = this.cssPosition == "relative" ? {
			top: p.top - (parseInt(this.helper.css("top"),10) || 0) + this.offsetParent[0].scrollTop,
			left: p.left - (parseInt(this.helper.css("left"),10) || 0) + this.offsetParent[0].scrollLeft
		} : { top: 0, left: 0 };
		
		this.originalPosition = this.generatePosition(e);												//Generate the original position
		this.helperProportions = { width: this.helper.outerWidth(), height: this.helper.outerHeight() };//Cache the helper size
		
		if(o.cursorAt) {
			if(o.cursorAt.left != undefined) this.offset.click.left = o.cursorAt.left + this.margins.left;
			if(o.cursorAt.right != undefined) this.offset.click.left = this.helperProportions.width - o.cursorAt.right + this.margins.left;
			if(o.cursorAt.top != undefined) this.offset.click.top = o.cursorAt.top + this.margins.top;
			if(o.cursorAt.bottom != undefined) this.offset.click.top = this.helperProportions.height - o.cursorAt.bottom + this.margins.top;
		}
		
		
		/*
		 * - Position constraining -
		 * Here we prepare position constraining like grid and containment.
		 */	
		
		if(o.containment) {
			if(o.containment == 'parent') o.containment = this.helper[0].parentNode;
			if(o.containment == 'document' || o.containment == 'window') this.containment = [
				0 - this.offset.relative.left - this.offset.parent.left,
				0 - this.offset.relative.top - this.offset.parent.top,
				$(o.containment == 'document' ? document : window).width() - this.offset.relative.left - this.offset.parent.left - this.helperProportions.width - this.margins.left - (parseInt(this.element.css("marginRight"),10) || 0),
				($(o.containment == 'document' ? document : window).height() || document.body.parentNode.scrollHeight) - this.offset.relative.top - this.offset.parent.top - this.helperProportions.height - this.margins.top - (parseInt(this.element.css("marginBottom"),10) || 0)
			];
			
			if(!(/^(document|window|parent)$/).test(o.containment)) {
				var ce = $(o.containment)[0];
				var co = $(o.containment).offset();
				
				this.containment = [
					co.left + (parseInt($(ce).css("borderLeftWidth"),10) || 0) - this.offset.relative.left - this.offset.parent.left,
					co.top + (parseInt($(ce).css("borderTopWidth"),10) || 0) - this.offset.relative.top - this.offset.parent.top,
					co.left+Math.max(ce.scrollWidth,ce.offsetWidth) - (parseInt($(ce).css("borderLeftWidth"),10) || 0) - this.offset.relative.left - this.offset.parent.left - this.helperProportions.width - this.margins.left - (parseInt(this.element.css("marginRight"),10) || 0),
					co.top+Math.max(ce.scrollHeight,ce.offsetHeight) - (parseInt($(ce).css("borderTopWidth"),10) || 0) - this.offset.relative.top - this.offset.parent.top - this.helperProportions.height - this.margins.top - (parseInt(this.element.css("marginBottom"),10) || 0)
				];
			}
		}
		
		//Call plugins and callbacks
		this.propagate("start", e);
		
		this.helperProportions = { width: this.helper.outerWidth(), height: this.helper.outerHeight() };//Recache the helper size
		if ($.ui.ddmanager && !o.dropBehaviour) $.ui.ddmanager.prepareOffsets(this, e);
		
		this.helper.addClass("ui-draggable-dragging");
		this.mouseDrag(e); //Execute the drag once - this causes the helper not to be visible before getting its correct position
		return true;
	},
	convertPositionTo: function(d, pos) {
		if(!pos) pos = this.position;
		var mod = d == "absolute" ? 1 : -1;
		return {
			top: (
				pos.top																	// the calculated relative position
				+ this.offset.relative.top	* mod										// Only for relative positioned nodes: Relative offset from element to offset parent
				+ this.offset.parent.top * mod											// The offsetParent's offset without borders (offset + border)
				- (this.cssPosition == "fixed" || (this.cssPosition == "absolute" && this.offsetParent[0] == document.body) ? 0 : this.offsetParent[0].scrollTop) * mod	// The offsetParent's scroll position, not if the element is fixed
				+ (this.cssPosition == "fixed" ? $(document).scrollTop() : 0) * mod
				+ this.margins.top * mod												//Add the margin (you don't want the margin counting in intersection methods)
			),
			left: (
				pos.left																// the calculated relative position
				+ this.offset.relative.left	* mod										// Only for relative positioned nodes: Relative offset from element to offset parent
				+ this.offset.parent.left * mod											// The offsetParent's offset without borders (offset + border)
				- (this.cssPosition == "fixed" || (this.cssPosition == "absolute" && this.offsetParent[0] == document.body) ? 0 : this.offsetParent[0].scrollLeft) * mod	// The offsetParent's scroll position, not if the element is fixed
				+ (this.cssPosition == "fixed" ? $(document).scrollLeft() : 0) * mod
				+ this.margins.left * mod												//Add the margin (you don't want the margin counting in intersection methods)
			)
		};
	},
	generatePosition: function(e) {
		
		var o = this.options;
		var position = {
			top: (
				e.pageY																	// The absolute mouse position
				- this.offset.click.top													// Click offset (relative to the element)
				- this.offset.relative.top												// Only for relative positioned nodes: Relative offset from element to offset parent
				- this.offset.parent.top												// The offsetParent's offset without borders (offset + border)
				+ (this.cssPosition == "fixed" || (this.cssPosition == "absolute" && this.offsetParent[0] == document.body) ? 0 : this.offsetParent[0].scrollTop)	// The offsetParent's scroll position, not if the element is fixed
				- (this.cssPosition == "fixed" ? $(document).scrollTop() : 0)
			),
			left: (
				e.pageX																	// The absolute mouse position
				- this.offset.click.left												// Click offset (relative to the element)
				- this.offset.relative.left												// Only for relative positioned nodes: Relative offset from element to offset parent
				- this.offset.parent.left												// The offsetParent's offset without borders (offset + border)
				+ (this.cssPosition == "fixed" || (this.cssPosition == "absolute" && this.offsetParent[0] == document.body) ? 0 : this.offsetParent[0].scrollLeft)	// The offsetParent's scroll position, not if the element is fixed
				- (this.cssPosition == "fixed" ? $(document).scrollLeft() : 0)
			)
		};
		
		if(!this.originalPosition) return position;										//If we are not dragging yet, we won't check for options
		
		/*
		 * - Position constraining -
		 * Constrain the position to a mix of grid, containment.
		 */
		if(this.containment) {
			if(position.left < this.containment[0]) position.left = this.containment[0];
			if(position.top < this.containment[1]) position.top = this.containment[1];
			if(position.left > this.containment[2]) position.left = this.containment[2];
			if(position.top > this.containment[3]) position.top = this.containment[3];
		}
		
		if(o.grid) {
			var top = this.originalPosition.top + Math.round((position.top - this.originalPosition.top) / o.grid[1]) * o.grid[1];
			position.top = this.containment ? (!(top < this.containment[1] || top > this.containment[3]) ? top : (!(top < this.containment[1]) ? top - o.grid[1] : top + o.grid[1])) : top;
			
			var left = this.originalPosition.left + Math.round((position.left - this.originalPosition.left) / o.grid[0]) * o.grid[0];
			position.left = this.containment ? (!(left < this.containment[0] || left > this.containment[2]) ? left : (!(left < this.containment[0]) ? left - o.grid[0] : left + o.grid[0])) : left;
		}
		
		return position;
	},
	mouseDrag: function(e) {
		
		//Compute the helpers position
		this.position = this.generatePosition(e);
		this.positionAbs = this.convertPositionTo("absolute");
		
		//Call plugins and callbacks and use the resulting position if something is returned		
		this.position = this.propagate("drag", e) || this.position;
		
		if(!this.options.axis || this.options.axis != "y") this.helper[0].style.left = this.position.left+'px';
		if(!this.options.axis || this.options.axis != "x") this.helper[0].style.top = this.position.top+'px';
		if($.ui.ddmanager) $.ui.ddmanager.drag(this, e);
		
		return false;
	},
	mouseStop: function(e) {
		
		//If we are using droppables, inform the manager about the drop
		var dropped = false;
		if ($.ui.ddmanager && !this.options.dropBehaviour)
			var dropped = $.ui.ddmanager.drop(this, e);		
		
		if((this.options.revert == "invalid" && !dropped) || (this.options.revert == "valid" && dropped) || this.options.revert === true) {
			var self = this;
			$(this.helper).animate(this.originalPosition, parseInt(this.options.revert, 10) || 500, function() {
				self.propagate("stop", e);
				self.clear();
			});
		} else {
			this.propagate("stop", e);
			this.clear();
		}
		
		return false;
	},
	clear: function() {
		this.helper.removeClass("ui-draggable-dragging");
		if(this.options.helper != 'original' && !this.cancelHelperRemoval) this.helper.remove();
		//if($.ui.ddmanager) $.ui.ddmanager.current = null;
		this.helper = null;
		this.cancelHelperRemoval = false;
	},
	
	// From now on bulk stuff - mainly helpers
	plugins: {},
	uiHash: function(e) {
		return {
			helper: this.helper,
			position: this.position,
			absolutePosition: this.positionAbs,
			options: this.options			
		};
	},
	propagate: function(n,e) {
		$.ui.plugin.call(this, n, [e, this.uiHash()]);
		if(n == "drag") this.positionAbs = this.convertPositionTo("absolute"); //The absolute position has to be recalculated after plugins
		return this.element.triggerHandler(n == "drag" ? n : "drag"+n, [e, this.uiHash()], this.options[n]);
	},
	destroy: function() {
		if(!this.element.data('draggable')) return;
		this.element.removeData("draggable").unbind(".draggable").removeClass('ui-draggable');
		this.mouseDestroy();
	}
}));

$.extend($.ui.draggable, {
	defaults: {
		appendTo: "parent",
		axis: false,
		cancel: ":input",
		delay: 0,
		distance: 1,
		helper: "original"
	}
});

$.ui.plugin.add("draggable", "cursor", {
	start: function(e, ui) {
		var t = $('body');
		if (t.css("cursor")) ui.options._cursor = t.css("cursor");
		t.css("cursor", ui.options.cursor);
	},
	stop: function(e, ui) {
		if (ui.options._cursor) $('body').css("cursor", ui.options._cursor);
	}
});

$.ui.plugin.add("draggable", "zIndex", {
	start: function(e, ui) {
		var t = $(ui.helper);
		if(t.css("zIndex")) ui.options._zIndex = t.css("zIndex");
		t.css('zIndex', ui.options.zIndex);
	},
	stop: function(e, ui) {
		if(ui.options._zIndex) $(ui.helper).css('zIndex', ui.options._zIndex);
	}
});

$.ui.plugin.add("draggable", "opacity", {
	start: function(e, ui) {
		var t = $(ui.helper);
		if(t.css("opacity")) ui.options._opacity = t.css("opacity");
		t.css('opacity', ui.options.opacity);
	},
	stop: function(e, ui) {
		if(ui.options._opacity) $(ui.helper).css('opacity', ui.options._opacity);
	}
});

$.ui.plugin.add("draggable", "iframeFix", {
	start: function(e, ui) {
		$(ui.options.iframeFix === true ? "iframe" : ui.options.iframeFix).each(function() {					
			$('<div class="ui-draggable-iframeFix" style="background: #fff;"></div>')
			.css({
				width: this.offsetWidth+"px", height: this.offsetHeight+"px",
				position: "absolute", opacity: "0.001", zIndex: 1000
			})
			.css($(this).offset())
			.appendTo("body");
		});
	},
	stop: function(e, ui) {
		$("div.DragDropIframeFix").each(function() { this.parentNode.removeChild(this); }); //Remove frame helpers	
	}
});

$.ui.plugin.add("draggable", "scroll", {
	start: function(e, ui) {
		var o = ui.options;
		var i = $(this).data("draggable");
		o.scrollSensitivity	= o.scrollSensitivity || 20;
		o.scrollSpeed		= o.scrollSpeed || 20;
		
		i.overflowY = function(el) {
			do { if(/auto|scroll/.test(el.css('overflow')) || (/auto|scroll/).test(el.css('overflow-y'))) return el; el = el.parent(); } while (el[0].parentNode);
			return $(document);
		}(this);
		i.overflowX = function(el) {
			do { if(/auto|scroll/.test(el.css('overflow')) || (/auto|scroll/).test(el.css('overflow-x'))) return el; el = el.parent(); } while (el[0].parentNode);
			return $(document);
		}(this);
		
		if(i.overflowY[0] != document && i.overflowY[0].tagName != 'HTML') i.overflowYOffset = i.overflowY.offset();
		if(i.overflowX[0] != document && i.overflowX[0].tagName != 'HTML') i.overflowXOffset = i.overflowX.offset();
		
	},
	drag: function(e, ui) {
		
		var o = ui.options;
		var i = $(this).data("draggable");
		
		if(i.overflowY[0] != document && i.overflowY[0].tagName != 'HTML') {
			if((i.overflowYOffset.top + i.overflowY[0].offsetHeight) - e.pageY < o.scrollSensitivity)
				i.overflowY[0].scrollTop = i.overflowY[0].scrollTop + o.scrollSpeed;
			if(e.pageY - i.overflowYOffset.top < o.scrollSensitivity)
				i.overflowY[0].scrollTop = i.overflowY[0].scrollTop - o.scrollSpeed;
							
		} else {
			if(e.pageY - $(document).scrollTop() < o.scrollSensitivity)
				$(document).scrollTop($(document).scrollTop() - o.scrollSpeed);
			if($(window).height() - (e.pageY - $(document).scrollTop()) < o.scrollSensitivity)
				$(document).scrollTop($(document).scrollTop() + o.scrollSpeed);
		}
		
		if(i.overflowX[0] != document && i.overflowX[0].tagName != 'HTML') {
			if((i.overflowXOffset.left + i.overflowX[0].offsetWidth) - e.pageX < o.scrollSensitivity)
				i.overflowX[0].scrollLeft = i.overflowX[0].scrollLeft + o.scrollSpeed;
			if(e.pageX - i.overflowXOffset.left < o.scrollSensitivity)
				i.overflowX[0].scrollLeft = i.overflowX[0].scrollLeft - o.scrollSpeed;
		} else {
			if(e.pageX - $(document).scrollLeft() < o.scrollSensitivity)
				$(document).scrollLeft($(document).scrollLeft() - o.scrollSpeed);
			if($(window).width() - (e.pageX - $(document).scrollLeft()) < o.scrollSensitivity)
				$(document).scrollLeft($(document).scrollLeft() + o.scrollSpeed);
		}
		
	}
});

$.ui.plugin.add("draggable", "snap", {
	start: function(e, ui) {
		
		var inst = $(this).data("draggable");
		inst.snapElements = [];
		$(ui.options.snap === true ? '.ui-draggable' : ui.options.snap).each(function() {
			var $t = $(this); var $o = $t.offset();
			if(this != inst.element[0]) inst.snapElements.push({
				item: this,
				width: $t.outerWidth(), height: $t.outerHeight(),
				top: $o.top, left: $o.left
			});
		});
		
	},
	drag: function(e, ui) {
		
		var inst = $(this).data("draggable");
		var d = ui.options.snapTolerance || 20;
		var x1 = ui.absolutePosition.left, x2 = x1 + inst.helperProportions.width,
			y1 = ui.absolutePosition.top, y2 = y1 + inst.helperProportions.height;
		
		for (var i = inst.snapElements.length - 1; i >= 0; i--){
			
			var l = inst.snapElements[i].left, r = l + inst.snapElements[i].width, 
				t = inst.snapElements[i].top, b = t + inst.snapElements[i].height;
			
			//Yes, I know, this is insane ;)
			if(!((l-d < x1 && x1 < r+d && t-d < y1 && y1 < b+d) || (l-d < x1 && x1 < r+d && t-d < y2 && y2 < b+d) || (l-d < x2 && x2 < r+d && t-d < y1 && y1 < b+d) || (l-d < x2 && x2 < r+d && t-d < y2 && y2 < b+d))) continue;
			
			if(ui.options.snapMode != 'inner') {
				var ts = Math.abs(t - y2) <= 20;
				var bs = Math.abs(b - y1) <= 20;
				var ls = Math.abs(l - x2) <= 20;
				var rs = Math.abs(r - x1) <= 20;
				if(ts) ui.position.top = inst.convertPositionTo("relative", { top: t - inst.helperProportions.height, left: 0 }).top;
				if(bs) ui.position.top = inst.convertPositionTo("relative", { top: b, left: 0 }).top;
				if(ls) ui.position.left = inst.convertPositionTo("relative", { top: 0, left: l - inst.helperProportions.width }).left;
				if(rs) ui.position.left = inst.convertPositionTo("relative", { top: 0, left: r }).left;
			}
			
			if(ui.options.snapMode != 'outer') {
				var ts = Math.abs(t - y1) <= 20;
				var bs = Math.abs(b - y2) <= 20;
				var ls = Math.abs(l - x1) <= 20;
				var rs = Math.abs(r - x2) <= 20;
				if(ts) ui.position.top = inst.convertPositionTo("relative", { top: t, left: 0 }).top;
				if(bs) ui.position.top = inst.convertPositionTo("relative", { top: b - inst.helperProportions.height, left: 0 }).top;
				if(ls) ui.position.left = inst.convertPositionTo("relative", { top: 0, left: l }).left;
				if(rs) ui.position.left = inst.convertPositionTo("relative", { top: 0, left: r - inst.helperProportions.width }).left;
			}
			
		};
	}
});

$.ui.plugin.add("draggable", "connectToSortable", {
	start: function(e,ui) {
	
		var inst = $(this).data("draggable");
		inst.sortables = [];
		$(ui.options.connectToSortable).each(function() {
			if($.data(this, 'sortable')) {
				var sortable = $.data(this, 'sortable');
				inst.sortables.push({
					instance: sortable,
					shouldRevert: sortable.options.revert
				});
				sortable.refreshItems();	//Do a one-time refresh at start to refresh the containerCache	
				sortable.propagate("activate", e, inst);
			}
		});

	},
	stop: function(e,ui) {
		
		//If we are still over the sortable, we fake the stop event of the sortable, but also remove helper
		var inst = $(this).data("draggable");
		
		$.each(inst.sortables, function() {
			if(this.instance.isOver) {
				this.instance.isOver = 0;
				inst.cancelHelperRemoval = true; //Don't remove the helper in the draggable instance
				this.instance.cancelHelperRemoval = false; //Remove it in the sortable instance (so sortable plugins like revert still work)
				if(this.shouldRevert) this.instance.options.revert = true; //revert here
				this.instance.mouseStop(e);
				
				//Also propagate receive event, since the sortable is actually receiving a element
				this.instance.element.triggerHandler("sortreceive", [e, $.extend(this.instance.ui(), { sender: inst.element })], this.instance.options["receive"]);

				this.instance.options.helper = this.instance.options._helper;
			} else {
				this.instance.propagate("deactivate", e, inst);
			}

		});
		
	},
	drag: function(e,ui) {

		var inst = $(this).data("draggable"), self = this;
		
		var checkPos = function(o) {
				
			var l = o.left, r = l + o.width,
				t = o.top, b = t + o.height;

			return (l < (this.positionAbs.left + this.offset.click.left) && (this.positionAbs.left + this.offset.click.left) < r
					&& t < (this.positionAbs.top + this.offset.click.top) && (this.positionAbs.top + this.offset.click.top) < b);				
		};
		
		$.each(inst.sortables, function(i) {

			if(checkPos.call(inst, this.instance.containerCache)) {

				//If it intersects, we use a little isOver variable and set it once, so our move-in stuff gets fired only once
				if(!this.instance.isOver) {
					this.instance.isOver = 1;

					//Now we fake the start of dragging for the sortable instance,
					//by cloning the list group item, appending it to the sortable and using it as inst.currentItem
					//We can then fire the start event of the sortable with our passed browser event, and our own helper (so it doesn't create a new one)
					this.instance.currentItem = $(self).clone().appendTo(this.instance.element).data("sortable-item", true);
					this.instance.options._helper = this.instance.options.helper; //Store helper option to later restore it
					this.instance.options.helper = function() { return ui.helper[0]; };
				
					e.target = this.instance.currentItem[0];
					this.instance.mouseCapture(e, true);
					this.instance.mouseStart(e, true, true);

					//Because the browser event is way off the new appended portlet, we modify a couple of variables to reflect the changes
					this.instance.offset.click.top = inst.offset.click.top;
					this.instance.offset.click.left = inst.offset.click.left;
					this.instance.offset.parent.left -= inst.offset.parent.left - this.instance.offset.parent.left;
					this.instance.offset.parent.top -= inst.offset.parent.top - this.instance.offset.parent.top;
					
					inst.propagate("toSortable", e);
				
				}
				
				//Provided we did all the previous steps, we can fire the drag event of the sortable on every draggable drag, when it intersects with the sortable
				if(this.instance.currentItem) this.instance.mouseDrag(e);
				
			} else {
				
				//If it doesn't intersect with the sortable, and it intersected before,
				//we fake the drag stop of the sortable, but make sure it doesn't remove the helper by using cancelHelperRemoval
				if(this.instance.isOver) {
					this.instance.isOver = 0;
					this.instance.cancelHelperRemoval = true;
					this.instance.options.revert = false; //No revert here
					this.instance.mouseStop(e, true);
					this.instance.options.helper = this.instance.options._helper;
					
					//Now we remove our currentItem, the list group clone again, and the placeholder, and animate the helper back to it's original size
					this.instance.currentItem.remove();
					if(this.instance.placeholder) this.instance.placeholder.remove();
					
					inst.propagate("fromSortable", e);
				}
				
			};

		});

	}
});

$.ui.plugin.add("draggable", "stack", {
	start: function(e,ui) {
		var group = $.makeArray($(ui.options.stack.group)).sort(function(a,b) {
			return (parseInt($(a).css("zIndex"),10) || ui.options.stack.min) - (parseInt($(b).css("zIndex"),10) || ui.options.stack.min);
		});
		
		$(group).each(function(i) {
			this.style.zIndex = ui.options.stack.min + i;
		});
		
		this[0].style.zIndex = ui.options.stack.min + group.length;
	}
});

})(jQuery);
/*
 * jQuery UI Sortable
 *
 * Copyright (c) 2008 Paul Bakaus
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 * 
 * http://docs.jquery.com/UI/Sortables
 *
 * Depends:
 *	ui.core.js
 */
(function($) {

function contains(a, b) { 
    var safari2 = $.browser.safari && $.browser.version < 522; 
    if (a.contains && !safari2) { 
        return a.contains(b); 
    } 
    if (a.compareDocumentPosition) 
        return !!(a.compareDocumentPosition(b) & 16); 
    while (b = b.parentNode) 
          if (b == a) return true; 
    return false; 
};

$.widget("ui.sortable", $.extend({}, $.ui.mouse, {
	init: function() {

		var o = this.options;
		this.containerCache = {};
		this.element.addClass("ui-sortable");
	
		//Get the items
		this.refresh();

		//Let's determine if the items are floating
		this.floating = this.items.length ? (/left|right/).test(this.items[0].item.css('float')) : false;
		
		//Let's determine the parent's offset
		if(!(/(relative|absolute|fixed)/).test(this.element.css('position'))) this.element.css('position', 'relative');
		this.offset = this.element.offset();

		//Initialize mouse events for interaction
		this.mouseInit();
		
	},
	plugins: {},
	ui: function(inst) {
		return {
			helper: (inst || this)["helper"],
			placeholder: (inst || this)["placeholder"] || $([]),
			position: (inst || this)["position"],
			absolutePosition: (inst || this)["positionAbs"],
			options: this.options,
			element: this.element,
			item: (inst || this)["currentItem"],
			sender: inst ? inst.element : null
		};		
	},
	propagate: function(n,e,inst, noPropagation) {
		$.ui.plugin.call(this, n, [e, this.ui(inst)]);
		if(!noPropagation) this.element.triggerHandler(n == "sort" ? n : "sort"+n, [e, this.ui(inst)], this.options[n]);
	},
	serialize: function(o) {

		var items = ($.isFunction(this.options.items) ? this.options.items.call(this.element) : $(this.options.items, this.element)).not('.ui-sortable-helper'); //Only the items of the sortable itself
		var str = []; o = o || {};
		
		items.each(function() {
			var res = ($(this).attr(o.attribute || 'id') || '').match(o.expression || (/(.+)[-=_](.+)/));
			if(res) str.push((o.key || res[1])+'[]='+(o.key && o.expression ? res[1] : res[2]));
		});
		
		return str.join('&');
		
	},
	toArray: function(attr) {
		
		var items = ($.isFunction(this.options.items) ? this.options.items.call(this.element) : $(this.options.items, this.element)).not('.ui-sortable-helper'); //Only the items of the sortable itself
		var ret = [];

		items.each(function() { ret.push($(this).attr(attr || 'id')); });
		return ret;
		
	},
	/* Be careful with the following core functions */
	intersectsWith: function(item) {
		
		var x1 = this.positionAbs.left, x2 = x1 + this.helperProportions.width,
		y1 = this.positionAbs.top, y2 = y1 + this.helperProportions.height;
		var l = item.left, r = l + item.width, 
		t = item.top, b = t + item.height;

		if(this.options.tolerance == "pointer" || this.options.forcePointerForContainers || (this.options.tolerance == "guess" && this.helperProportions[this.floating ? 'width' : 'height'] > item[this.floating ? 'width' : 'height'])) {
			return (y1 + this.offset.click.top > t && y1 + this.offset.click.top < b && x1 + this.offset.click.left > l && x1 + this.offset.click.left < r);
		} else {
		
			return (l < x1 + (this.helperProportions.width / 2) // Right Half
				&& x2 - (this.helperProportions.width / 2) < r // Left Half
				&& t < y1 + (this.helperProportions.height / 2) // Bottom Half
				&& y2 - (this.helperProportions.height / 2) < b ); // Top Half
		
		}
		
	},
	intersectsWithEdge: function(item) {	
		var x1 = this.positionAbs.left, x2 = x1 + this.helperProportions.width,
			y1 = this.positionAbs.top, y2 = y1 + this.helperProportions.height;
		var l = item.left, r = l + item.width, 
			t = item.top, b = t + item.height;

		if(this.options.tolerance == "pointer" || (this.options.tolerance == "guess" && this.helperProportions[this.floating ? 'width' : 'height'] > item[this.floating ? 'width' : 'height'])) {

			if(!(y1 + this.offset.click.top > t && y1 + this.offset.click.top < b && x1 + this.offset.click.left > l && x1 + this.offset.click.left < r)) return false;
			
			if(this.floating) {
				if(x1 + this.offset.click.left > l && x1 + this.offset.click.left < l + item.width/2) return 2;
				if(x1 + this.offset.click.left > l+item.width/2 && x1 + this.offset.click.left < r) return 1;
			} else {
				if(y1 + this.offset.click.top > t && y1 + this.offset.click.top < t + item.height/2) return 2;
				if(y1 + this.offset.click.top > t+item.height/2 && y1 + this.offset.click.top < b) return 1;
			}

		} else {
		
			if (!(l < x1 + (this.helperProportions.width / 2) // Right Half
				&& x2 - (this.helperProportions.width / 2) < r // Left Half
				&& t < y1 + (this.helperProportions.height / 2) // Bottom Half
				&& y2 - (this.helperProportions.height / 2) < b )) return false; // Top Half
			
			if(this.floating) {
				if(x2 > l && x1 < l) return 2; //Crosses left edge
				if(x1 < r && x2 > r) return 1; //Crosses right edge
			} else {
				if(y2 > t && y1 < t) return 1; //Crosses top edge
				if(y1 < b && y2 > b) return 2; //Crosses bottom edge
			}
		
		}
		
		return false;
		
	},
	refresh: function() {
		this.refreshItems();
		this.refreshPositions();
	},
	refreshItems: function() {
		
		this.items = [];
		this.containers = [this];
		var items = this.items;
		var self = this;
		var queries = [[$.isFunction(this.options.items) ? this.options.items.call(this.element, null, { options: this.options, item: this.currentItem }) : $(this.options.items, this.element), this]];
	
		if(this.options.connectWith) {
			for (var i = this.options.connectWith.length - 1; i >= 0; i--){
				var cur = $(this.options.connectWith[i]);
				for (var j = cur.length - 1; j >= 0; j--){
					var inst = $.data(cur[j], 'sortable');
					if(inst && !inst.options.disabled) {
						queries.push([$.isFunction(inst.options.items) ? inst.options.items.call(inst.element) : $(inst.options.items, inst.element), inst]);
						this.containers.push(inst);
					}
				};
			};
		}

		for (var i = queries.length - 1; i >= 0; i--){
			queries[i][0].each(function() {
				$.data(this, 'sortable-item', queries[i][1]); // Data for target checking (mouse manager)
				items.push({
					item: $(this),
					instance: queries[i][1],
					width: 0, height: 0,
					left: 0, top: 0
				});
			});
		};

	},
	refreshPositions: function(fast) {

		//This has to be redone because due to the item being moved out/into the offsetParent, the offsetParent's position will change
		if(this.offsetParent) {
			var po = this.offsetParent.offset();
			this.offset.parent = { top: po.top + this.offsetParentBorders.top, left: po.left + this.offsetParentBorders.left };
		}

		for (var i = this.items.length - 1; i >= 0; i--){		
			
			//We ignore calculating positions of all connected containers when we're not over them
			if(this.items[i].instance != this.currentContainer && this.currentContainer && this.items[i].item[0] != this.currentItem[0])
				continue;
				
			var t = this.options.toleranceElement ? $(this.options.toleranceElement, this.items[i].item) : this.items[i].item;
			
			if(!fast) {
				this.items[i].width = t[0].offsetWidth;
				this.items[i].height = t[0].offsetHeight;
			}
			
			var p = t.offset();
			this.items[i].left = p.left;
			this.items[i].top = p.top;
			
		};

		if(this.options.custom && this.options.custom.refreshContainers) {
			this.options.custom.refreshContainers.call(this);
		} else {
			for (var i = this.containers.length - 1; i >= 0; i--){
				var p =this.containers[i].element.offset();
				this.containers[i].containerCache.left = p.left;
				this.containers[i].containerCache.top = p.top;
				this.containers[i].containerCache.width	= this.containers[i].element.outerWidth();
				this.containers[i].containerCache.height = this.containers[i].element.outerHeight();
			};
		}

	},
	destroy: function() {
		this.element
			.removeClass("ui-sortable ui-sortable-disabled")
			.removeData("sortable")
			.unbind(".sortable");
		this.mouseDestroy();
		
		for ( var i = this.items.length - 1; i >= 0; i-- )
			this.items[i].item.removeData("sortable-item");
	},
	createPlaceholder: function(that) {
		
		var self = that || this, o = self.options;

		if(o.placeholder.constructor == String) {
			var className = o.placeholder;
			o.placeholder = {
				element: function() {
					return $('<div></div>').addClass(className)[0];
				},
				update: function(i, p) {
					p.css(i.offset()).css({ width: i.outerWidth(), height: i.outerHeight() });
				}
			};
		}
		
		self.placeholder = $(o.placeholder.element.call(self.element, self.currentItem)).appendTo('body').css({ position: 'absolute' });
		o.placeholder.update.call(self.element, self.currentItem, self.placeholder);
	},
	contactContainers: function(e) {
		for (var i = this.containers.length - 1; i >= 0; i--){

			if(this.intersectsWith(this.containers[i].containerCache)) {
				if(!this.containers[i].containerCache.over) {
					

					if(this.currentContainer != this.containers[i]) {
						
						//When entering a new container, we will find the item with the least distance and append our item near it
						var dist = 10000; var itemWithLeastDistance = null; var base = this.positionAbs[this.containers[i].floating ? 'left' : 'top'];
						for (var j = this.items.length - 1; j >= 0; j--) {
							if(!contains(this.containers[i].element[0], this.items[j].item[0])) continue;
							var cur = this.items[j][this.containers[i].floating ? 'left' : 'top'];
							if(Math.abs(cur - base) < dist) {
								dist = Math.abs(cur - base); itemWithLeastDistance = this.items[j];
							}
						}
						
						if(!itemWithLeastDistance && !this.options.dropOnEmpty) //Check if dropOnEmpty is enabled
							continue;
						
						//We also need to exchange the placeholder
						if(this.placeholder) this.placeholder.remove();
						if(this.containers[i].options.placeholder) {
							this.containers[i].createPlaceholder(this);
						} else {
							this.placeholder = null;;
						}
						
						this.currentContainer = this.containers[i];
						itemWithLeastDistance ? this.rearrange(e, itemWithLeastDistance, null, true) : this.rearrange(e, null, this.containers[i].element, true);
						this.propagate("change", e); //Call plugins and callbacks
						this.containers[i].propagate("change", e, this); //Call plugins and callbacks

					}
					
					this.containers[i].propagate("over", e, this);
					this.containers[i].containerCache.over = 1;
				}
			} else {
				if(this.containers[i].containerCache.over) {
					this.containers[i].propagate("out", e, this);
					this.containers[i].containerCache.over = 0;
				}
			}
			
		};			
	},
	mouseCapture: function(e, overrideHandle) {
	
		if(this.options.disabled || this.options.type == 'static') return false;

		//We have to refresh the items data once first
		this.refreshItems();

		//Find out if the clicked node (or one of its parents) is a actual item in this.items
		var currentItem = null, self = this, nodes = $(e.target).parents().each(function() {	
			if($.data(this, 'sortable-item') == self) {
				currentItem = $(this);
				return false;
			}
		});
		if($.data(e.target, 'sortable-item') == self) currentItem = $(e.target);

		if(!currentItem) return false;
		if(this.options.handle && !overrideHandle) {
			var validHandle = false;
			
			$(this.options.handle, currentItem).find("*").andSelf().each(function() { if(this == e.target) validHandle = true; });
			if(!validHandle) return false;
		}
			
		this.currentItem = currentItem;
		return true;	
			
	},
	mouseStart: function(e, overrideHandle, noActivation) {

		var o = this.options;
		this.currentContainer = this;

		//We only need to call refreshPositions, because the refreshItems call has been moved to mouseCapture
		this.refreshPositions();

		//Create and append the visible helper			
		this.helper = typeof o.helper == 'function' ? $(o.helper.apply(this.element[0], [e, this.currentItem])) : this.currentItem.clone();
		if (!this.helper.parents('body').length) $(o.appendTo != 'parent' ? o.appendTo : this.currentItem[0].parentNode)[0].appendChild(this.helper[0]); //Add the helper to the DOM if that didn't happen already
		this.helper.css({ position: 'absolute', clear: 'both' }).addClass('ui-sortable-helper'); //Position it absolutely and add a helper class

		/*
		 * - Position generation -
		 * This block generates everything position related - it's the core of draggables.
		 */

		this.margins = {																				//Cache the margins
			left: (parseInt(this.currentItem.css("marginLeft"),10) || 0),
			top: (parseInt(this.currentItem.css("marginTop"),10) || 0)
		};		
	
		this.offset = this.currentItem.offset();														//The element's absolute position on the page
		this.offset = {																					//Substract the margins from the element's absolute offset
			top: this.offset.top - this.margins.top,
			left: this.offset.left - this.margins.left
		};
		
		this.offset.click = {																			//Where the click happened, relative to the element
			left: e.pageX - this.offset.left,
			top: e.pageY - this.offset.top
		};
		
		this.offsetParent = this.helper.offsetParent();													//Get the offsetParent and cache its position
		var po = this.offsetParent.offset();			

		this.offsetParentBorders = {
			top: (parseInt(this.offsetParent.css("borderTopWidth"),10) || 0),
			left: (parseInt(this.offsetParent.css("borderLeftWidth"),10) || 0)
		};
		this.offset.parent = {																			//Store its position plus border
			top: po.top + this.offsetParentBorders.top,
			left: po.left + this.offsetParentBorders.left
		};
	
		this.originalPosition = this.generatePosition(e);												//Generate the original position
		this.domPosition = { prev: this.currentItem.prev()[0], parent: this.currentItem.parent()[0] };  //Cache the former DOM position
		
		//If o.placeholder is used, create a new element at the given position with the class
		this.helperProportions = { width: this.helper.outerWidth(), height: this.helper.outerHeight() };//Cache the helper size
		if(o.placeholder) this.createPlaceholder();
		
		//Call plugins and callbacks
		this.propagate("start", e);
		this.helperProportions = { width: this.helper.outerWidth(), height: this.helper.outerHeight() };//Recache the helper size
		
		if(o.cursorAt) {
			if(o.cursorAt.left != undefined) this.offset.click.left = o.cursorAt.left;
			if(o.cursorAt.right != undefined) this.offset.click.left = this.helperProportions.width - o.cursorAt.right;
			if(o.cursorAt.top != undefined) this.offset.click.top = o.cursorAt.top;
			if(o.cursorAt.bottom != undefined) this.offset.click.top = this.helperProportions.height - o.cursorAt.bottom;
		}

		/*
		 * - Position constraining -
		 * Here we prepare position constraining like grid and containment.
		 */	
		
		if(o.containment) {
			if(o.containment == 'parent') o.containment = this.helper[0].parentNode;
			if(o.containment == 'document' || o.containment == 'window') this.containment = [
				0 - this.offset.parent.left,
				0 - this.offset.parent.top,
				$(o.containment == 'document' ? document : window).width() - this.offset.parent.left - this.helperProportions.width - this.margins.left - (parseInt(this.element.css("marginRight"),10) || 0),
				($(o.containment == 'document' ? document : window).height() || document.body.parentNode.scrollHeight) - this.offset.parent.top - this.helperProportions.height - this.margins.top - (parseInt(this.element.css("marginBottom"),10) || 0)
			];

			if(!(/^(document|window|parent)$/).test(o.containment)) {
				var ce = $(o.containment)[0];
				var co = $(o.containment).offset();
				
				this.containment = [
					co.left + (parseInt($(ce).css("borderLeftWidth"),10) || 0) - this.offset.parent.left,
					co.top + (parseInt($(ce).css("borderTopWidth"),10) || 0) - this.offset.parent.top,
					co.left+Math.max(ce.scrollWidth,ce.offsetWidth) - (parseInt($(ce).css("borderLeftWidth"),10) || 0) - this.offset.parent.left - this.helperProportions.width - this.margins.left - (parseInt(this.currentItem.css("marginRight"),10) || 0),
					co.top+Math.max(ce.scrollHeight,ce.offsetHeight) - (parseInt($(ce).css("borderTopWidth"),10) || 0) - this.offset.parent.top - this.helperProportions.height - this.margins.top - (parseInt(this.currentItem.css("marginBottom"),10) || 0)
				];
			}
		}

		//Set the original element visibility to hidden to still fill out the white space
		if(this.options.placeholder != 'clone')
			this.currentItem.css('visibility', 'hidden');
		
		//Post 'activate' events to possible containers
		if(!noActivation) {
			 for (var i = this.containers.length - 1; i >= 0; i--) { this.containers[i].propagate("activate", e, this); }
		}
		
		//Prepare possible droppables
		if($.ui.ddmanager) $.ui.ddmanager.current = this;
		if ($.ui.ddmanager && !o.dropBehaviour) $.ui.ddmanager.prepareOffsets(this, e);

		this.dragging = true;

		this.mouseDrag(e); //Execute the drag once - this causes the helper not to be visible before getting its correct position
		return true;


	},
	convertPositionTo: function(d, pos) {
		if(!pos) pos = this.position;
		var mod = d == "absolute" ? 1 : -1;
		return {
			top: (
				pos.top																	// the calculated relative position
				+ this.offset.parent.top * mod											// The offsetParent's offset without borders (offset + border)
				- (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollTop) * mod	// The offsetParent's scroll position
				+ this.margins.top * mod												//Add the margin (you don't want the margin counting in intersection methods)
			),
			left: (
				pos.left																// the calculated relative position
				+ this.offset.parent.left * mod											// The offsetParent's offset without borders (offset + border)
				- (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollLeft) * mod	// The offsetParent's scroll position
				+ this.margins.left * mod												//Add the margin (you don't want the margin counting in intersection methods)
			)
		};
	},
	generatePosition: function(e) {
		
		var o = this.options;
		var position = {
			top: (
				e.pageY																	// The absolute mouse position
				- this.offset.click.top													// Click offset (relative to the element)
				- this.offset.parent.top												// The offsetParent's offset without borders (offset + border)
				+ (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollTop)	// The offsetParent's scroll position, not if the element is fixed
			),
			left: (
				e.pageX																	// The absolute mouse position
				- this.offset.click.left												// Click offset (relative to the element)
				- this.offset.parent.left												// The offsetParent's offset without borders (offset + border)
				+ (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollLeft)	// The offsetParent's scroll position, not if the element is fixed
			)
		};
		
		if(!this.originalPosition) return position;										//If we are not dragging yet, we won't check for options
		
		/*
		 * - Position constraining -
		 * Constrain the position to a mix of grid, containment.
		 */
		if(this.containment) {
			if(position.left < this.containment[0]) position.left = this.containment[0];
			if(position.top < this.containment[1]) position.top = this.containment[1];
			if(position.left > this.containment[2]) position.left = this.containment[2];
			if(position.top > this.containment[3]) position.top = this.containment[3];
		}
		
		if(o.grid) {
			var top = this.originalPosition.top + Math.round((position.top - this.originalPosition.top) / o.grid[1]) * o.grid[1];
			position.top = this.containment ? (!(top < this.containment[1] || top > this.containment[3]) ? top : (!(top < this.containment[1]) ? top - o.grid[1] : top + o.grid[1])) : top;
			
			var left = this.originalPosition.left + Math.round((position.left - this.originalPosition.left) / o.grid[0]) * o.grid[0];
			position.left = this.containment ? (!(left < this.containment[0] || left > this.containment[2]) ? left : (!(left < this.containment[0]) ? left - o.grid[0] : left + o.grid[0])) : left;
		}
		
		return position;
	},
	mouseDrag: function(e) {

		//Compute the helpers position
		this.position = this.generatePosition(e);
		this.positionAbs = this.convertPositionTo("absolute");

		//Call the internal plugins
		$.ui.plugin.call(this, "sort", [e, this.ui()]);
		
		//Regenerate the absolute position used for position checks
		this.positionAbs = this.convertPositionTo("absolute");
		
		//Set the helper's position
		this.helper[0].style.left = this.position.left+'px';
		this.helper[0].style.top = this.position.top+'px';

		//Rearrange
		for (var i = this.items.length - 1; i >= 0; i--) {
			var intersection = this.intersectsWithEdge(this.items[i]);
			if(!intersection) continue;
			
			if(this.items[i].item[0] != this.currentItem[0] //cannot intersect with itself
				&&	this.currentItem[intersection == 1 ? "next" : "prev"]()[0] != this.items[i].item[0] //no useless actions that have been done before
				&&	!contains(this.currentItem[0], this.items[i].item[0]) //no action if the item moved is the parent of the item checked
				&& (this.options.type == 'semi-dynamic' ? !contains(this.element[0], this.items[i].item[0]) : true)
			) {
				
				this.direction = intersection == 1 ? "down" : "up";
				this.rearrange(e, this.items[i]);
				this.propagate("change", e); //Call plugins and callbacks
				break;
			}
		}
		
		//Post events to containers
		this.contactContainers(e);
		
		//Interconnect with droppables
		if($.ui.ddmanager) $.ui.ddmanager.drag(this, e);

		//Call callbacks
		this.element.triggerHandler("sort", [e, this.ui()], this.options["sort"]);

		return false;
		
	},
	rearrange: function(e, i, a, hardRefresh) {
		a ? a[0].appendChild(this.currentItem[0]) : i.item[0].parentNode.insertBefore(this.currentItem[0], (this.direction == 'down' ? i.item[0] : i.item[0].nextSibling));
		
		//Various things done here to improve the performance:
		// 1. we create a setTimeout, that calls refreshPositions
		// 2. on the instance, we have a counter variable, that get's higher after every append
		// 3. on the local scope, we copy the counter variable, and check in the timeout, if it's still the same
		// 4. this lets only the last addition to the timeout stack through
		this.counter = this.counter ? ++this.counter : 1;
		var self = this, counter = this.counter;

		window.setTimeout(function() {
			if(counter == self.counter) self.refreshPositions(!hardRefresh); //Precompute after each DOM insertion, NOT on mousemove
		},0);
		
		if(this.options.placeholder)
			this.options.placeholder.update.call(this.element, this.currentItem, this.placeholder);
	},
	mouseStop: function(e, noPropagation) {

		//If we are using droppables, inform the manager about the drop
		if ($.ui.ddmanager && !this.options.dropBehaviour)
			$.ui.ddmanager.drop(this, e);
			
		if(this.options.revert) {
			var self = this;
			var cur = self.currentItem.offset();

			//Also animate the placeholder if we have one
			if(self.placeholder) self.placeholder.animate({ opacity: 'hide' }, (parseInt(this.options.revert, 10) || 500)-50);

			$(this.helper).animate({
				left: cur.left - this.offset.parent.left - self.margins.left + (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollLeft),
				top: cur.top - this.offset.parent.top - self.margins.top + (this.offsetParent[0] == document.body ? 0 : this.offsetParent[0].scrollTop)
			}, parseInt(this.options.revert, 10) || 500, function() {
				self.clear(e);
			});
		} else {
			this.clear(e, noPropagation);
		}

		return false;
		
	},
	clear: function(e, noPropagation) {

		if(this.domPosition.prev != this.currentItem.prev().not(".ui-sortable-helper")[0] || this.domPosition.parent != this.currentItem.parent()[0]) this.propagate("update", e, null, noPropagation); //Trigger update callback if the DOM position has changed
		if(!contains(this.element[0], this.currentItem[0])) { //Node was moved out of the current element
			this.propagate("remove", e, null, noPropagation);
			for (var i = this.containers.length - 1; i >= 0; i--){
				if(contains(this.containers[i].element[0], this.currentItem[0])) {
					this.containers[i].propagate("update", e, this, noPropagation);
					this.containers[i].propagate("receive", e, this, noPropagation);
				}
			};
		};
		
		//Post events to containers
		for (var i = this.containers.length - 1; i >= 0; i--){
			this.containers[i].propagate("deactivate", e, this, noPropagation);
			if(this.containers[i].containerCache.over) {
				this.containers[i].propagate("out", e, this);
				this.containers[i].containerCache.over = 0;
			}
		}
		
		this.dragging = false;
		if(this.cancelHelperRemoval) {
			this.propagate("stop", e, null, noPropagation);
			return false;
		}
		
		$(this.currentItem).css('visibility', '');
		if(this.placeholder) this.placeholder.remove();
		this.helper.remove(); this.helper = null;
		this.propagate("stop", e, null, noPropagation);
		
		return true;
		
	}
}));

$.extend($.ui.sortable, {
	getter: "serialize toArray",
	defaults: {
		helper: "clone",
		tolerance: "guess",
		distance: 1,
		delay: 0,
		scroll: true,
		scrollSensitivity: 20,
		scrollSpeed: 20,
		cancel: ":input",
		items: '> *',
		zIndex: 1000,
		dropOnEmpty: true,
		appendTo: "parent"
	}
});

/*
 * Sortable Extensions
 */

$.ui.plugin.add("sortable", "cursor", {
	start: function(e, ui) {
		var t = $('body');
		if (t.css("cursor")) ui.options._cursor = t.css("cursor");
		t.css("cursor", ui.options.cursor);
	},
	stop: function(e, ui) {
		if (ui.options._cursor) $('body').css("cursor", ui.options._cursor);
	}
});

$.ui.plugin.add("sortable", "zIndex", {
	start: function(e, ui) {
		var t = ui.helper;
		if(t.css("zIndex")) ui.options._zIndex = t.css("zIndex");
		t.css('zIndex', ui.options.zIndex);
	},
	stop: function(e, ui) {
		if(ui.options._zIndex) $(ui.helper).css('zIndex', ui.options._zIndex);
	}
});

$.ui.plugin.add("sortable", "opacity", {
	start: function(e, ui) {
		var t = ui.helper;
		if(t.css("opacity")) ui.options._opacity = t.css("opacity");
		t.css('opacity', ui.options.opacity);
	},
	stop: function(e, ui) {
		if(ui.options._opacity) $(ui.helper).css('opacity', ui.options._opacity);
	}
});

$.ui.plugin.add("sortable", "scroll", {
	start: function(e, ui) {
		var o = ui.options;
		var i = $(this).data("sortable");
	
		i.overflowY = function(el) {
			do { if(/auto|scroll/.test(el.css('overflow')) || (/auto|scroll/).test(el.css('overflow-y'))) return el; el = el.parent(); } while (el[0].parentNode);
			return $(document);
		}(i.currentItem);
		i.overflowX = function(el) {
			do { if(/auto|scroll/.test(el.css('overflow')) || (/auto|scroll/).test(el.css('overflow-x'))) return el; el = el.parent(); } while (el[0].parentNode);
			return $(document);
		}(i.currentItem);
		
		if(i.overflowY[0] != document && i.overflowY[0].tagName != 'HTML') i.overflowYOffset = i.overflowY.offset();
		if(i.overflowX[0] != document && i.overflowX[0].tagName != 'HTML') i.overflowXOffset = i.overflowX.offset();
		
	},
	sort: function(e, ui) {
		
		var o = ui.options;
		var i = $(this).data("sortable");
		
		if(i.overflowY[0] != document && i.overflowY[0].tagName != 'HTML') {
			if((i.overflowYOffset.top + i.overflowY[0].offsetHeight) - e.pageY < o.scrollSensitivity)
				i.overflowY[0].scrollTop = i.overflowY[0].scrollTop + o.scrollSpeed;
			if(e.pageY - i.overflowYOffset.top < o.scrollSensitivity)
				i.overflowY[0].scrollTop = i.overflowY[0].scrollTop - o.scrollSpeed;
		} else {
			if(e.pageY - $(document).scrollTop() < o.scrollSensitivity)
				$(document).scrollTop($(document).scrollTop() - o.scrollSpeed);
			if($(window).height() - (e.pageY - $(document).scrollTop()) < o.scrollSensitivity)
				$(document).scrollTop($(document).scrollTop() + o.scrollSpeed);
		}
		
		if(i.overflowX[0] != document && i.overflowX[0].tagName != 'HTML') {
			if((i.overflowXOffset.left + i.overflowX[0].offsetWidth) - e.pageX < o.scrollSensitivity)
				i.overflowX[0].scrollLeft = i.overflowX[0].scrollLeft + o.scrollSpeed;
			if(e.pageX - i.overflowXOffset.left < o.scrollSensitivity)
				i.overflowX[0].scrollLeft = i.overflowX[0].scrollLeft - o.scrollSpeed;
		} else {
			if(e.pageX - $(document).scrollLeft() < o.scrollSensitivity)
				$(document).scrollLeft($(document).scrollLeft() - o.scrollSpeed);
			if($(window).width() - (e.pageX - $(document).scrollLeft()) < o.scrollSensitivity)
				$(document).scrollLeft($(document).scrollLeft() + o.scrollSpeed);
		}
		
	}
});

$.ui.plugin.add("sortable", "axis", {
	sort: function(e, ui) {
		
		var i = $(this).data("sortable");
		
		if(ui.options.axis == "y") i.position.left = i.originalPosition.left;
		if(ui.options.axis == "x") i.position.top = i.originalPosition.top;
		
	}
});

})(TV.$);
/*
 * Copyright 2000-2008 namics ag. All rights reserved.
 */

/**
 * TV.Program class.
 * 
 * @author Remo Brunschwiler, namics ag
 */

TV.Program = function() {
	this.channelWidth =178;
	this.chooserChannelHeight = 22;
	this.magnifierFactor = this.channelWidth / this.chooserChannelHeight;
	
	this.bindProgramEvents();
	
	this.atChangingChannels = false;
	this.atChangingFavorites = false;
};

/* ==========================================================
 * Binds the click event to add broadcasts from favorites.
 * ==========================================================
 */
TV.Program.prototype.addToFavorites = function () {	
	var that = this;
	
	// use event bubbling to catch the events (otherwise there are too many events)
	TV.$('#programwrapper, #overlay a.add_to_fav').livequery('click', function (e) {
		// check if the event has been sent from the correct target (is this event for me?)
		var $this = TV.$(e.target);
			
		// only cancel propagation (return false) it the event is an addToFavorite request
		if ($this.hasClass('add_to_fav')) {
			if (!that.atChangingFavorites) {
				that.atChangingFavorites = true;
				
				var broadcastId = $this.attr('id').substr(1);
				
				// ajax call to add slotId to the favoritebroadcasts cookie
				TV.$.getJSON(TV.CONSTANTS.SCRIPTS.ADD_BROADCAST + broadcastId + '?format=json', function(data){
					if (data.success == true) {
						// everything is ok
						
						if ($this.hasClass('overlay')) {
							// if it is in the overlay -> special treatment
							$this.removeClass('add_to_fav').addClass('remove_from_fav').html('Entfernen aus "Mein TV Programm"');
							
							TV.$('#gotodetail').show();
							
							var bId = ($this.attr('id')).substr(1);
							$this = TV.$('#b' + bId);
						}
						
						// add the selected class to the appropriate broadcast in the overview
						TV.$($this.parents('tr')[0]).addClass('programmselected');
						$this.removeClass('add_to_fav').addClass('remove_from_fav');
						
						// add one to the mytvprogram counter
						var $countMyTv = TV.$('#count_mytv');
						
						$countMyTv.text(parseInt($countMyTv.text()) + 1);
					}
					
					that.atChangingFavorites = false;
				});
			}
			
			return false;
		}
	});
};

/* ==========================================================
 * Binds the click event to remove broadcasts from favorites.
 * ==========================================================
 */
TV.Program.prototype.removeFromFavorites = function () {
	var that = this;
	
	// use event bubbling to catch the events (otherwise there are too many events)
	TV.$('#programwrapper, #overlay a.remove_from_fav').livequery('click', function (e) {	
		// check if the event has been sent from the correct target (is this event for me?)
		var $this = TV.$(e.target);
		
		// only cancel propagation (return false) it the event is a removeFromFavorite request
		if ($this.hasClass('remove_from_fav')) {
			if (!that.atChangingFavorites) {
				that.atChangingFavorites = true;
				
				var broadcastId = $this.attr('id');
				
				// ajax call to add slotId to the favoritebroadcasts cookie
				TV.$.getJSON(TV.CONSTANTS.SCRIPTS.REMOVE_BROADCAST + broadcastId + '?format=json', function(data){
					if (data.success == true) {
						// everything is ok
						if ($this.hasClass('overlay')) {
							// if it is in the overlay -> special treatment
							$this.removeClass('remove_from_fav').addClass('add_to_fav').html('Hinzufügen zu "Mein TV Programm"');
							
							TV.$('#gotodetail').hide();
							
							var bId = ($this.attr('id')).substr(1);
							$this = TV.$('#b' + bId);
						}
						
						// remove the selected class
						TV.$($this.parents('tr')[0]).removeClass('programmselected');
						$this.removeClass('remove_from_fav').addClass('add_to_fav');
						
						// add one to the mytvprogram counter
						var $countMyTv = TV.$('#count_mytv');
						
						$countMyTv.text(parseInt($countMyTv.text()) - 1);
					}
					
					that.atChangingFavorites = false;
				});
			}
			
			return false;
		}
	});
};

/* =========================================================
 * Displays previous or next broadcast in overlay
 * =========================================================
 */
TV.Program.prototype.navigateBroadcastsInOverlay = function() {
	TV.$('.overlay_browse').livequery('click', function() {
		var $this = TV.$(this);
		
		var bId = ($this.attr('href').split('#'))[1];
		
		if (bId != '') {
			// trigger the displayOverlay from the appropriate broadcast
			var $broadcast = TV.$(TV.$('#b' + bId).parent().parent());
			
			if ($broadcast.hasClass('broadcast')) {
				TV.$('#programchannels').triggerHandler('click', {
					'broadcastId': bId
				});
			}
			else {
				// sometimes the xml is not completely correct... so show the error message
				$error = TV.$('#overlayErrorMessage').clone();
				TV.$('#overlayBox').empty().append($error.children()).show();
			}
		}
		return false;
	});
};

/* =========================================================
 * Displays the overlay of a broadcast
 * =========================================================
 */
TV.Program.prototype.displayOverlay = function () {
	// use event bubbling to catch the events (otherwise there are too many events)
	// display the overlay
	TV.$('#programchannels').livequery('click', function (e, data) {
		// check if the event has been sent from the correct target (is this event for me?)
		var data = data || {};
		if (data.broadcastId) {
			var $target = TV.$('#b' + data.broadcastId).parent();
		}
		else {
			var $target = TV.$(e.target);
		}
		
		if(!$target.hasClass('vod') && !$target.hasClass('add_to_fav') && !$target.hasClass('remove_from_fav') && !$target.hasClass('livestream') && $target.get(0).tagName.toLowerCase() != 'div') {
			// the event is a displayOverlay request
			var $broadcast;
			
			if ($target.hasClass('broadcast')) {
				$broadcast = $target;
			}
			else {
				$broadcast = TV.$($target.parents('tr').get(0));
			}
			
			if ($broadcast.hasClass('broadcast')) {
				// show transparent layer
				var $programwrapper = TV.$('#programwrapper');
				TV.$('#overlayWrapper').css({
					'width': $programwrapper.width(),
					'height': $programwrapper.height()
				}).show();
				
				// show loader
				var $loader = TV.$('#overlayLoadingMessage');
				TV.$('#overlayBox').empty().html($loader.html()).show()
				
				// get the broadcast id
				var broadcastId = TV.$('td.left a', $broadcast).attr('id').substr(1);
				
				TV.$.get(TV.CONSTANTS.SCRIPTS.GET_OVERLAY + broadcastId + '?format=html', null, function(data, textStatus){
					if (textStatus == 'success') {
						TV.$('#overlayBox').empty().append(data).show();
					}
					else {
						$error = TV.$('#overlayErrorMessage').clone();
						TV.$('#overlayBox').empty().append($error.children()).show();
					}
				}, 'html');
			}
			
			return false;
		}
	});
	
	// prevent that any clicks on the overlay hides the overlay
	
	TV.$('#overlayBox').livequery('click', function (e) {
		e.stopPropagation();
	});
};

/* =========================================================
 * Hides the overlay
 * =========================================================
 */
TV.Program.prototype.hideOverlay = function(){
	// hide the overlay
	TV.$('.overlay_close').livequery('click', function(){
		TV.$('#overlayBox').hide();
		TV.$('#overlayWrapper').hide();
		
		return false;
	});
};

/* ==========================================================
 * Binds the click event to remove a channel.
 * ==========================================================
 */
TV.Program.prototype.removeChannel = function () {
	var that = this;
	
	TV.$('.channel_close').livequery('click', function () {
		
		if (!that.atChangingChannels) {
			that.atChangingChannels = true;
			
			var channelId = TV.$(this).attr('id').substr(6);
			
			// ajax call to remove channelid from cookie
			TV.$.getJSON(TV.CONSTANTS.SCRIPTS.REMOVE_CHANNEL + channelId + '?format=json', function(data){
				if (data.success == true) {
					
					// remove blocks
					for (i = 4; i < 30; i += 2) {
						var blockId = 'block' + i + '-' + (i + 2) + '_';
						
						TV.$('#' + blockId + channelId).remove();
					}
					
					// remove header and show add icon
					TV.$('#b25_' + channelId).remove();
					TV.$('#logo_' + channelId).remove();
					TV.$('#empty_' + channelId).parent().show();
					
					// makes the scrollers smaller
					that.resizeScrollers('downsize');
					
					// rebind slider 
					that.slideToChannel();
					
					// scroll to adding list
					TV.$('#empty_channel_add').trigger('click');
				}
				
				that.atChangingChannels = false;
			});
		}
		
		return false;
	});
};

/* ==========================================================
 * If a channel is added or removed, the size of the scrollers
 * must be resized. This function does these. 
 * @param	{ string }	'enlarge' for increase size for a channel
 *						'downsize' for making smaller 
 * ==========================================================
 */
TV.Program.prototype.resizeScrollers = function(operation) {
	/* program scroller (width) & channel scroller (height) */
	var iWidth 	= TV.$('#programscroller').width();
	// var numLogos = TV.$('.logo', '#selectchannelsscroller').length + 1;
	var iHeight = TV.$('#selectchannelsscroller').height();
	var tableWidth = TV.$('#programchannels').width();
	
	if (operation == 'enlarge') {
		iWidth += this.channelWidth;
		tableWidth += this.channelWidth;
		iHeight += this.chooserChannelHeight;
		
	}
	else {
		iWidth -= this.channelWidth;
		tableWidth -= this.channelWidth;
		iHeight -= this.chooserChannelHeight;
	}

	iWidth = iWidth + 'px';
	tableWidth = tableWidth + 'px';
	iHeight = iHeight + 'px';
	
	
	TV.$('#selectchannelsscroller').css('height', iHeight);
	TV.$('#programscroller').css('width', iWidth);
	TV.$('#programchannels').css('width', tableWidth);
};

/* ==========================================================
 * Binds the click event to add a channel.
 * ==========================================================
 */
TV.Program.prototype.addChannel = function () {
	var that = this;
	
	TV.$('.channel_add').livequery('click', function () {
		if (!that.atChangingChannels) {
			that.atChangingChannels = true;
			
			// show loading message
			TV.$('#loading').show();
			
			var channelId = TV.$(this).attr('id').substr(6);
			var date =  TV.$(this).attr('date');
			
			// ajax call to add channelid tocookie and add the channel to the overview
			TV.$.ajax({
				timeout: 10000,
				url: TV.CONSTANTS.SCRIPTS.ADD_CHANNEL + channelId + '?date=' + date + '&format=html',
				dataType: 'html',
				error: function(){
					TV.$('#loading').hide();
					that.atChangingChannels = false;
				},
				success: function(data){
					// add logo to the magnifier						
					$data = TV.$(data);
					
					// makes the scrollers bigger
					that.resizeScrollers('enlarge');
					
					TV.$('#logos').append(TV.$('#logo_' + channelId, $data));
					
					// add blocks
					for(var j = 28; j > 2; j -= 2) {
						var blockId = 'block' + j + '-' + (j + 2) + '_';
						var blockToId = blockId + 'layout';
						
						TV.$('#' + blockToId).before(TV.$('#' + blockId + channelId, $data));
					}
					
					// hide channel from the adding list
					TV.$('#empty_' + channelId).parent().hide();
					
					// paste header
					TV.$('#b25_layout').before(TV.$('#b25_' + channelId, $data));
					
					// rebind draggable events
					that.sortChannels();
					
					// rebind slider 
					that.slideToChannel();
					
					// scroll to adding list
					TV.$('#empty_channel_add').trigger('click');
					
					// hide loading message
					TV.$('#loading').hide();
					
					that.atChangingChannels = false;
				}
			});
		}
		
		return false;
	});
};

/* ==========================================================
 * Scroll to the channel adding list
 * ==========================================================
 */
TV.Program.prototype.scrollToChannelList = function() {
	TV.$('#empty_channel_add').unbind('click').click(function () {
		var $wrapper = TV.$('#programwrapper');
		var $scroller = TV.$('#programscroller');
		var width = $scroller.width();
	
		/* scroll to the channellist */
		$wrapper.scrollLeft(width);
	
		return false;
	});
};
	
TV.Program.prototype.fixTableHead = function () {
	var $channelHead = TV.$('#channelhead');
	var $emptyChannel = TV.$('#empty_channel');
	var $programWrapper = TV.$('#programwrapper');
	var $magnifier = TV.$('#magnifier');
	var timeout = null;
	var that = this;
	
	$programWrapper.unbind('scroll').bind('scroll', function (e) {
		e.stopPropagation();
		if (!TV.Program.atSliding) {
			if (timeout != null) {
				clearTimeout(timeout);
			}
			
			timeout = setTimeout(function(){
				if (!TV.Program.atSliding) {
					var scrollTop = $programWrapper.scrollTop();
					$channelHead.css('top', scrollTop);
					$emptyChannel.css('top', scrollTop);
					$magnifier.animate({
						'top': $programWrapper.scrollLeft() * (1 / that.magnifierFactor)
					}, 10);
				}
			}, 400);
		}
	});
};

/* ==========================================================
 * Make magnifier logos sortable
 * ==========================================================
 */
TV.Program.prototype.sortChannels = function () {
	TV.$('#logos').sortable('destroy').sortable({
		items: '.logo',
		opacity: 0.8,
		delay: '0',
		axis: 'y',
		revert: false,
		containment: 'parent',
		update: function(e, ui){
			// serialize the reordered list in the format "channelids[]=<channelnumber>&channelids[]=<channelnumber>"
			var channelIds = TV.$(this).sortable('serialize', { key : 'channelids', expression : '.+[_](.+)'});
			
			// ajax call to reorder channelids in cookie
			TV.$.getJSON(TV.CONSTANTS.SCRIPTS.REORDER_CHANNELS + '?format=json&' + channelIds, 
				function (data) {
					if (data.success == true) {
						// everything ok
						var prev = false;
						// reorder the columns
						// the draggable object 
						// -> because the ui.helper is a clone of the logo-object, we must select the correct one from the DOM
						var tmpId = ui.helper.attr('id');
						var $draggable = TV.$('#' + tmpId);
						
						// the droppable object
						var $droppable = $draggable.next('.logo');
						
						// if the droppable was the last entry in the list -> get the previous node
						if (typeof $droppable.get(0) == 'undefined') {
							$droppable = $draggable.prev('.logo');
							prev = true;
						}
						
						// move the content of the draggable to the correct position
						var dropId	= $droppable.attr('id').split('_')[1];
						var dragId	= $draggable.attr('id').split('_')[1];
				
						// if the order has changed -> change blocks and headers (logos)
						if (dropId != dragId) {
							// change headers (logo)
							var $draggableHeader = TV.$('#b25_'+dragId);
							var $droppableHeader = TV.$('#b25_'+dropId);
							
							if (prev) {
								TV.$('#b25_layout').before($draggableHeader);
							}
							else {
								$droppableHeader.before($draggableHeader);
							}
							
							// change blocks (content)
							var j = 30;
							do {
								var i = j - 2;
								
								var blockStartId = i;
								var blockEndId = i + 2;
								
								var blockId = 'block' + blockStartId + '-' + blockEndId + '_';
								
								var blockFromId = blockId + dragId;
								var blockToId = blockId + dropId;
								
								if (prev) {
									TV.$('#' + blockId + 'layout').before(TV.$('#' + blockFromId));
								}
								else {
									TV.$('#' + blockToId).before(TV.$('#' + blockFromId));
								}
								j -= 2;
							}
							while (j > 4); 
						}
					}
				}
			);
		}
	});	
};

/* ==========================================================
 * Make the logos clickable
 * ==========================================================
 */
TV.Program.prototype.jumpToChannel = function () {
	var that = this;
	var $magnifier = TV.$('#magnifier');
	
	TV.$('#logos .logo').each(function () {
		TV.$(this).bind('click', function () {
				that.dragMagnifier((TV.$(this).offset()['top'] - TV.$('#selectchannelsscroller').offset()['top'] - 3) * that.magnifierFactor);
				return false;
		});
	});
};


/* =========================================================
 * Makes the fullscreen mode opens in a new window
 * =========================================================
 */
TV.Program.prototype.openFullscreenMode = function () {
	TV.$('#fullscreen').unbind('click').click(function () {
		var link = TV.$(this).attr('href');
		window.open(link, "Vollbildansicht", "menubar=no, location=no, status=no, toolbar=no, scrollbars=1, resizable=yes");
		return false;
	});
};


/* =========================================================
 * Make the clicks on the time scrolls to the appropriate block
 * =========================================================
 */
TV.Program.prototype.scrollToTime = function () {
	TV.$('.totime').unbind('click').click(function () { 
		var $time = TV.$(this);
		var $scrollTarget = TV.$($time.attr('href'));
		
		var $wrapper = TV.$('#programwrapper');
		var posY = ($scrollTarget.offset()['top'] - TV.$('#programscroller').offset()['top']) - 27;
		$wrapper.scrollTop(posY);
		
		return false;
	});
	
	// jump to the actual time
	TV.$('#actualTime').trigger('click');
};

/* ==========================================================
 * Makes the magnifier slideable and being controlled from 
 * the scrollbar.
 * ==========================================================
 */
TV.Program.prototype.slideToChannel = function(){
	var that = this;
	
	// solves conflict between slider and scrollbar (only one can be processed)
	TV.Program.atSliding = false;
		
	TV.$("#magnifier").draggable('destroy').draggable({
		containment: "parent",
		opacity: 0.5,
		axis: "vertically",
		start: function() {
			TV.Program.atSliding = true;
		},
		stop: function() {
			TV.Program.atSliding = false;
		},
		drag: function(e, ui) { 
			var y = ui.position.top * that.magnifierFactor;
			that.dragMagnifier(y);
		}
	});
};

TV.Program.prototype.dragMagnifier = function(y) {
	var $programWrapper = TV.$('#programwrapper');
	if (y > 0) {
		$programWrapper.scrollLeft(y);
	} else {
		$programWrapper.scrollLeft(0);
	}
	
};

TV.Program.prototype.scrollChannelSelector = function () { 
	var $channelScroller = TV.$("#selectchannelsscroller");
	var $channelSelector = TV.$("#selectchannels");
	var $arrowUp = TV.$("#scrollerarrowup");
	var $arrowDown = TV.$("#scrollerarrowdown");
	
	// init
	var channelScrollerHeight	= $channelScroller.height();
	var channelSelectorHeight	= $channelSelector.height();	
	var channelScrollerTop = parseInt($channelScroller.css("top"));
		
	if (channelSelectorHeight - channelScrollerTop < channelScrollerHeight) {
		$arrowDown.css("background-position", "0 0");
	}
	
	// scroll down
	$arrowDown.unbind('click').click(function() {
		var channelScrollerHeight	= $channelScroller.height();
		var channelSelectorHeight	= $channelSelector.height();
		
		var channelScrollerTop = parseInt($channelScroller.css("top"));
		
		if (channelSelectorHeight - channelScrollerTop < channelScrollerHeight) {
			var scrollTop = channelScrollerTop - 88; //sprunghöhe: 4 logos
			$channelScroller.css('top', scrollTop +'px');
			$arrowDown.css("background-position","0 0");
			$arrowUp.css("background-position","0 0");
		} 
		else 
		{
			$arrowDown.css("background-position","0 -50px");
		}
		
		return false;
	});
	
	// scroll up
	$arrowUp.unbind('click').click(function() {
		var channelScrollerTop = parseInt($channelScroller.css("top"));
		
		if (channelScrollerTop < 25) {
			var scrollTop = channelScrollerTop + 88; 
			$channelScroller.css('top', scrollTop +'px');
			$arrowUp.css("background-position","0 0")
			$arrowDown.css("background-position","0 0");
		} 
		else 
		{
			$arrowUp.css("background-position","0 -50px");
		}
		
		return false;
	});
};

/* ==========================================================
 * Displays the cookie message if needed
 * ==========================================================
 */
TV.Program.prototype.checkCookieStatus = function(){
	if(!document.cookie) {
		TV.$('#cookiestatus').css('display', 'block');
	}	
};


// static variable used from several methods
TV.Program.atSliding = false;

/* ==========================================================
 * Binds the events
 * ==========================================================
 */
TV.Program.prototype.bindProgramEvents = function () {
	var that = this;
	TV.$(document).ready(function () {
		that.checkCookieStatus();
		that.displayOverlay();
		that.navigateBroadcastsInOverlay();
		that.hideOverlay();
		that.addToFavorites();
		that.removeFromFavorites();
		that.addChannel();
		that.removeChannel();
		that.fixTableHead();
		that.jumpToChannel();
		that.sortChannels();
		that.scrollToChannelList();
		that.openFullscreenMode();
		that.scrollToTime();
		that.slideToChannel();
		that.scrollChannelSelector();
	});
};
/*
 * Copyright 2000-2008 namics ag. All rights reserved.
 */

/**
 * overview functionality.
 * 
 * @author Remo Brunschwiler, namics ag
 */

var program = new TV.Program();