/*
 * jQuery Autocomplete plugin 1.1
 *
 * Copyright (c) 2009 Jarn Zaefferer
 *
 * Dual licensed under the MIT and GPL licenses:
 *   http://www.opensource.org/licenses/mit-license.php
 *   http://www.gnu.org/licenses/gpl.html
 *
 * Revision: $Id: jquery.autocomplete.js 15 2009-08-22 10:30:27Z joern.zaefferer $
 */
 
VISA.include_js("/js/jquery/jquery.bgiframe.min.js");
VISA.include_js("/js/jquery/jquery.ifixpng.js");
VISA.include_js("/js/search/overlay-data.js");
VISA.include_css("/css/search-overlay.css");

$().ready(function() {
	function findValueCallback(event, data, formatted) {
		var eventTarget = $(event.target);
		var text = data.title;
		var link = formatted;
		event.preventDefault();
		
		 $("#search-form").bind("keypress", function(e) {
			if (e.keyCode == 13) {
				return false;
			}
		 });		

		if(link) {
			VISA.Analytics.event(event, {
				type: "clickSearchOverlay",
				item: text,
				page_context: "searchOverlay",
				application: "internalSearch",
				searchKeywords: $.trim($("input#search").val())
			});

			if (link.match(/^http/) && !VISA.has_USA_UI(link)) {	
				window.open(link, "_blank");
			} else {
				window.location = link;
			}
		}
	}
	
	if(window.location == window.top.location) { 
		$("#search").autocomplete(terms, {
			minChars: 0,
			width: 322,
			scroll: false,
			matchContains: "word",
			matchSubset: true,
			autoFill: false,
			selectFirst:false,
			formatMatch: function(row, i, max) {
				return row.term;
			},
			formatResult: function(row) {
				return row.term;
			}
		});
	}

	$.preloadImages(
		"/img/search/search-overlay-arrow.gif",
		"/img/search/search-overlay-foot-gray.gif",
		"/img/search/search-overlay-head-gray.gif",
		"/img/search/search-overlay-bg-mid-white.gif",
		"/img/search/search-overlay-hover.gif",
		"/img/search/spinner.gif"
	);
	var spinner = $("<img>").attr({src: "/img/search/spinner.gif", id: "q-search-spinner"});
	var siteUtilities = $("#siteUtilities");
	spinner.appendTo(siteUtilities);
	$("#search").result(findValueCallback);
});

;(function($) {

	$.fn.extend({
		autocomplete: function(urlOrData, options) {
			var isUrl = typeof urlOrData == "string";
			options = $.extend({}, $.Autocompleter.defaults, {
				url: isUrl ? urlOrData : null,
				data: isUrl ? null : urlOrData,
				delay: isUrl ? $.Autocompleter.defaults.delay : 10,
				max: options && !options.scroll ? 1000 : 150
			}, options);
			
			options.highlight = options.highlight || function(value) { return value; };
			options.formatMatch = options.formatMatch || options.formatItem;
			
			return this.each(function() {
				new $.Autocompleter(this, options);
			});
		},
		result: function(handler) {
			return this.bind("result", handler);
		},
		search: function(handler) {
			return this.trigger("search", [handler]);
		},
		flushCache: function() {
			return this.trigger("flushCache");
		},
		setOptions: function(options){
			return this.trigger("setOptions", [options]);
		},
		unautocomplete: function() {
			return this.trigger("unautocomplete");
		}
	});

	$.Autocompleter = function(input, options) {
	
		var KEY = {
			UP: 38,
			DOWN: 40,
			DEL: 46,
			TAB: 9,
			RETURN: 13,
			ESC: 27,
			COMMA: 188,
			PAGEUP: 33,
			PAGEDOWN: 34,
			BACKSPACE: 8
		};

		var $input = $(input).attr("autocomplete", "off").addClass(options.inputClass);
		var timeout;
		var previousValue = "";
		var cache = $.Autocompleter.Cache(options);
		var hasFocus = 0;
		var lastKeyPressCode;
		var config = {
			mouseDownOnSelect: false
		};
		var select = $.Autocompleter.Select(options, input, selectCurrent, config);
		
		var blockSubmit;

		$.browser.opera && $(input.form).bind("submit.autocomplete", function() {
			if (blockSubmit) {
				blockSubmit = false;
				return false;
			}
		});

		$input.bind(($.browser.opera ? "keypress" : "keydown") + ".autocomplete", function(event) {
			hasFocus = 1;
			lastKeyPressCode = event.keyCode;
			switch(event.keyCode) {
			
				case KEY.UP:
					event.preventDefault();
					if ( select.visible() ) {
						select.prev();
					} else {
						onChange(0, true);
					}
					break;
					
				case KEY.DOWN:
					event.preventDefault();
					if ( select.visible() ) {
						select.next();
					} else {
						onChange(0, true);
					}
					break;
					
				case KEY.PAGEUP:
					event.preventDefault();
					if ( select.visible() ) {
						select.pageUp();
					} else {
						onChange(0, true);
					}
					break;
					
				case KEY.PAGEDOWN:
					event.preventDefault();
					if ( select.visible() ) {
						select.pageDown();
					} else {
						onChange(0, true);
					}
					break;
				case options.multiple && $.trim(options.multipleSeparator) == "," && KEY.COMMA:
				case KEY.TAB:
				case KEY.RETURN:
					if( selectCurrent() ) {
						$('#search-form').submit(function() {
							return false;
						});					
						event.preventDefault();
						blockSubmit = true;
					}
					break;
					
				case KEY.ESC:
					select.hide();
					$input.val('');
					break;
					
				default:
					clearTimeout(timeout);
					timeout = setTimeout(onChange, options.delay);
					break;
			}
		}).focus(function(){
			hasFocus++;
		}).blur(function() {
			hasFocus = 0;
			if (!config.mouseDownOnSelect) {
				hideResults();
			}
		}).click(function() {
			if ( hasFocus++ > 1 && !select.visible() ) {
				onChange(0, true);
			}
		}).bind("search", function() {
			var fn = (arguments.length > 1) ? arguments[1] : null;
			function findValueCallback(q, data) {
				var result;
				if( data && data.length ) {
					for (var i=0; i < data.length; i++) {
						if( data[i].result.toLowerCase() == q.toLowerCase() ) {
							result = data[i];
							break;
						}
					}
				}
				if( typeof fn == "function" ) fn(result);
				else $input.trigger("result", result && [result.data, result.value]);
			}
			$.each(trimWords($input.val()), function(i, value) {
				request(value, findValueCallback, findValueCallback);
			});
		}).bind("flushCache", function() {
			cache.flush();
		}).bind("setOptions", function() {
			$.extend(options, arguments[1]);
			if ( "data" in arguments[1] )
				cache.populate();
		}).bind("unautocomplete", function() {
			select.unbind();
			$input.unbind();
			$(input.form).unbind(".autocomplete");
		});
		
		
		function selectCurrent() {
			var selected = select.selected();
			if( !selected )
				return false;
			
			var v = selected;
			previousValue = v;
				
			if ( options.multiple ) {
				var words = trimWords($input.val());
				if ( words.length > 1 ) {
					var seperator = options.multipleSeparator.length;
					var cursorAt = $(input).selection().start;
					var wordAt, progress = 0;
					$.each(words, function(i, word) {
						progress += word.length;
						if (cursorAt <= progress) {
							wordAt = i;
							return false;
						}
						progress += seperator;
					});
					words[wordAt] = v;
					v = words.join( options.multipleSeparator );
				}
				v += options.multipleSeparator;
			}
			
			hideResultsNow();
			$input.trigger("result", [selected, selected.url]);
			return true;
		}
		
		function onChange(crap, skipPrevCheck) {
			if( lastKeyPressCode == KEY.DEL ) {
				select.hide();
				return;
			}
			
			if ($input.val() != ''){
				var currentValue = $.trim($input.val().toLowerCase());
			}
			else {
				hideResultsNow();
				return;
			}
			
			previousValue = currentValue;
			
			currentValue = lastWord(currentValue);
			if ( currentValue.length >= options.minChars) {
				$input.addClass(options.loadingClass);
				if (!options.matchCase)
					currentValue = currentValue.toLowerCase();
				request(currentValue, receiveData, hideResultsNow);
			} else {
				stopLoading();
				select.hide();
			}
		};
		
		function trimWords(value) {
			if (!value)
				return [""];
			if (!options.multiple)
				return [$.trim(value)];
			return $.map(value.split(options.multipleSeparator), function(word) {
				return $.trim(value).length ? $.trim(word) : null;
			});
		}
		
		function lastWord(value) {
			if ( !options.multiple )
				return value;
			var words = trimWords(value);
			if (words.length == 1) 
				return words[0];
			var cursorAt = $(input).selection().start;
			if (cursorAt == value.length) {
				words = trimWords(value)
			} else {
				words = trimWords(value.replace(value.substring(cursorAt), ""));
			}
			return words[words.length - 1];
		}
		
		function autoFill(q, sValue){
			if( options.autoFill && (lastWord($input.val()).toLowerCase() == q.toLowerCase()) && lastKeyPressCode != KEY.BACKSPACE ) {
				$input.val($input.val() + sValue.substring(lastWord(previousValue).length));
				$(input).selection(previousValue.length, previousValue.length + sValue.length);
			}
		};
	
		function hideResults() {
			clearTimeout(timeout);
			timeout = setTimeout(hideResultsNow, 200);
		};
	
		function hideResultsNow() {
			var wasVisible = select.visible();
			select.hide();
			clearTimeout(timeout);
			stopLoading();
			if (options.mustMatch) {
				// call search and run callback
				$input.search(
					function (result){
						// if no value found, clear the input box
						if( !result ) {
							if (options.multiple) {
								var words = trimWords($input.val()).slice(0, -1);
								$input.val( words.join(options.multipleSeparator) + (words.length ? options.multipleSeparator : "") );
							}
							else {
								$input.val( "" );
								$input.trigger("result", null);
							}
						}
					}
				);
			}
		};
	
		function receiveData(q, data) {
			if ( data && data.length && hasFocus ) {
				stopLoading();
				select.display(data, q);
				autoFill(q, data[0].value);
				select.show();
			} else {
				stopLoading();
				select.display(data, q);
				select.show();				
			}
		};
	
		function request(term, success, failure) {
			if (!options.matchCase)
				term = term.toLowerCase();
			var data = cache.load(term);
			if (data && data.length) {
				success(term, data);
			} else if( (typeof options.url == "string") && (options.url.length > 0) ){
				
				var extraParams = {
					timestamp: +new Date()
				};
				$.each(options.extraParams, function(key, param) {
					extraParams[key] = typeof param == "function" ? param() : param;
				});
				
				$.ajax({
					mode: "abort",
					port: "autocomplete" + input.name,
					dataType: options.dataType,
					url: options.url,
					data: $.extend({
						q: lastWord(term),
						limit: options.max
					}, extraParams),
					success: function(data) {
						var parsed = options.parse && options.parse(data) || parse(data);
						cache.add(term, parsed);
						success(term, parsed);
					}
				});
			} else {
				// if we have a failure, we need to empty the list -- this prevents the the [TAB] key from selecting the last successful match
				select.emptyList();
				success(term, data);
			}
		};
		
		function parse(data) {
			var parsed = [];
			var rows = data.split("\n");
			for (var i=0; i < rows.length; i++) {
				var row = $.trim(rows[i]);
				if (row) {
					row = row.split("|");
					parsed[parsed.length] = {
						data: row,
						value: row[0],
						result: options.formatResult && options.formatResult(row, row[0]) || row[0]
					};
				}
			}
			return parsed;
		};
	
		function stopLoading() {
			$input.removeClass(options.loadingClass);
		};
	
	};

	$.Autocompleter.defaults = {
		inputClass: "ac_input",
		resultsClass: "ac_results",
		loadingClass: "ac_loading",
		minChars: 1,
		delay: 400,
		matchCase: false,
		matchSubset: true,
		matchContains: false,
		cacheLength: 10,
		max: 100,
		mustMatch: false,
		extraParams: {},
		selectFirst: true,
		formatItem: function(row) { return row[0]; },
		formatMatch: null,
		autoFill: false,
		width: 0,
		multiple: false,
		multipleSeparator: ", ",
		highlight: function(value, term) {
			return value.replace(new RegExp("(?![^&;]+;)(?!<[^<>]*)(" + term.replace(/([\^\$\(\)\[\]\{\}\*\.\+\?\|\\])/gi, "\\$1") + ")(?![^<>]*>)(?![^&;]+;)", "gi"), "<strong>$1</strong>");
		},
	    scroll: true,
	    scrollHeight: 280
	};

	$.Autocompleter.Cache = function(options) {
	
		var data = {};
		var length = 0;
		
		function matchSubset(s, sub) {
			if (!options.matchCase) 
				s = s.toLowerCase();
			var i = s.indexOf(sub);
			if (options.matchContains == "word"){
				i = s.toLowerCase().search("\\b" + sub.toLowerCase());
			}
			if (i == -1) return false;
			return i == 0 || options.matchContains;
		};
		
		function add(q, value) {
			if (length > options.cacheLength){
				flush();
			}
			if (!data[q]){ 
				length++;
			}
			data[q] = value;
		}
		
		function populate(){
			if( !options.data ) return false;
			var stMatchSets = {},
				nullData = 0;
	
			if( !options.url ) options.cacheLength = 1;
			
			stMatchSets[""] = [];
			
			for ( var i = 0, ol = options.data.length; i < ol; i++ ) {
				var rawValue = options.data[i];
				rawValue = (typeof rawValue == "string") ? [rawValue] : rawValue;
				
				var value = options.formatMatch(rawValue, i+1, options.data.length);
				if ( value === false )
					continue;
					
				var firstChar = value.charAt(0).toLowerCase();
				if( !stMatchSets[firstChar] ) 
					stMatchSets[firstChar] = [];
	
				var row = {
					value: value,
					data: rawValue,
					result: options.formatResult && options.formatResult(rawValue) || value
				};
				
				stMatchSets[firstChar].push(row);
	
				if ( nullData++ < options.max ) {
					stMatchSets[""].push(row);
				}
			};
	
			$.each(stMatchSets, function(i, value) {
				// increase the cache size
				options.cacheLength++;
				// add to the cache
				add(i, value);
			});
		}
		
		setTimeout(populate, 25);
		
		function flush(){
			data = {};
			length = 0;
		}
		
		return {
			flush: flush,
			add: add,
			populate: populate,
			load: function(q) {
				if (!options.cacheLength || !length)
					return null;

				if( !options.url && options.matchContains ){
					var csub = [];
					for( var k in data ){
						if( k.length > 0 ){
							var c = data[k];
							$.each(c, function(i, x) {
								if (matchSubset(x.value, q)) {
									csub.push(x);
								}
							});
						}
					}				
					return csub;
				} else 
				if (data[q]){
					return data[q];
				} else
				if (options.matchSubset) {
					for (var i = q.length - 1; i >= options.minChars; i--) {
						var c = data[q.substr(0, i)];
						if (c) {
							var csub = [];
							$.each(c, function(i, x) {
								if (matchSubset(x.value, q)) {
									csub[csub.length] = x;
								}
							});
							return csub;
						}
					}
				}
				return null;
			}
		};
	};

	$.Autocompleter.Select = function (options, input, select, config) {
		var CLASSES = {
			ACTIVE: "ac_over"
		};
		
		var listItems,
			active = -1,
			data,
			term = "",
			needsInit = true,
			element,
			list;
		
		// Create results
		function init() {
			if (!needsInit)
				return;
			element = $("<div/>")
			.hide()
			.addClass(options.resultsClass)
			.css("position", "absolute")
			.appendTo(document.body);
		
			list = $("<ul/>").addClass("q-results").appendTo(element).mouseover( function(event) {
				if(target(event).nodeName && target(event).nodeName.toUpperCase() == 'LI') {
		            active = $("li.li-results", list).removeClass(CLASSES.ACTIVE).index(target(event));
				    $(target(event)).addClass(CLASSES.ACTIVE);
		        }
			}).click(function(event) {
				$(target(event)).addClass(CLASSES.ACTIVE);
				select();
				input.focus();
				//return false;
			}).mouseout(function() {
				$("li.li-results", list).removeClass(CLASSES.ACTIVE);
			}).mousedown(function() {
				config.mouseDownOnSelect = true;
			}).mouseup(function() {
				config.mouseDownOnSelect = false;
			});
			
			if( options.width > 0 )
				element.css("width", options.width);
				
			needsInit = false;
		} 
		
		function target(event) {
			var element = event.target;
			while(element && element.tagName != "LI")
				element = element.parentNode;
			if(!element)
				return [];
			return element;
		}
	
		function moveSelect(step) {
			listItems.slice(active, active + 1).removeClass(CLASSES.ACTIVE);
			movePosition(step);
			var activeItem = listItems.slice(active, active + 1).addClass(CLASSES.ACTIVE);
			if(options.scroll) {
			    var offset = 0;
			    listItems.slice(0, active).each(function() {
						offset += this.offsetHeight;
					});
			    if((offset + activeItem[0].offsetHeight - list.scrollTop()) > list[0].clientHeight) {
				list.scrollTop(offset + activeItem[0].offsetHeight - list.innerHeight());
			    } else if(offset < list.scrollTop()) {
				list.scrollTop(offset);
			    }
			}
		};
		
		function movePosition(step) {
			active += step;
			if (active < 0) {
				active = listItems.size() - 1;
			} else if (active >= listItems.size()) {
				active = 0;
			}
		}
		
		function limitNumberOfItems(available) {
			return options.max && options.max < available
				? options.max
				: available;
		}
	
		function sortRanking(a, b){
			return b["rank"] - a["rank"];
		}

		function showSpinner() {
			$("#q-search-spinner").show();
		}

		function hideSpinner() {
			$("#q-search-spinner").hide();
		}		

		function removeSuggestions() {
			$("div.ac_results").hide();
		}
	    
		function closeBtn() {
			$("#search_closewindow").unbind("hover").hover(function() {	
				$(this).css("cursor", "pointer");
				$(this).css("text-decoration", "none");
			}, function() {
				$(this).css("cursor", "auto");
				$(this).css("text-decoration", "underline");
			});
		}
	    
		function showClosePanel() {
			$("<li id='viewall'><div id='search_closewindow'>Close Panel</div><a id='submit-search-form' href='#'>View all search results</a></li>").appendTo("ul.q-results");			
		}
	    
		function fillList() {
			list.empty();
			showSpinner();
			var max = limitNumberOfItems(data.length);
			var resultsByCat = {};
			var maxCnt = [];
			var matches = [];
			var features = [];
			var analyticsFeatTitle; // for google analytics

			for (var i=0; i < max; i++) {
				if (!data[i])
					continue;
				
				if(data[i].data.results) {
					$.each(data[i].data.results,function(j,item) {
						matches.push(item);
					});
				}
				
				if(data[i].data.featured) {
					$.each(data[i].data.featured,function(k,item) {
						features.push(item);
					});
				}
			}
			
			if (matches.length <= 0) {
				noResultsContent = $('<li class="firstCat resultCat"></li><li id="no-results" class="li-results"><a href="#" id="submit-search-form">No Guided Results found.  Search all of Visa.com</a></li>');
				list.append(noResultsContent);			
			}
		
			if (matches.length > 0) {
				matches.uniqueTitle();
				matches.sort(sortRanking);
				// take out duplicates if there is a featured result
				if(features.length > 0) {
					features.uniqueTitle();
					var findex = Math.floor(Math.random() * features.length);
					var feature = features[findex];
					matches.uniqueResults(feature);
				}
				
				var mcount = matches.length;
				var fcount = features.length;
				var counter;
				
				if (features.length > 0) {
					if (mcount < 4) {
						counter = mcount;
					}
					else {
						counter = 4;
					}
				}
				else {
					if (mcount < 6) {
						counter = mcount;
					}
					else {
						counter = 6;
					}					
				}				
				
				for(var i=0; i < counter; i++){
					var match = matches[i];
					var category 			= match.category;
					var descriptionCopy 		= match.description;
					var descriptionCharacters 	= 140;
					var titleCopy 			= "";
					var cleanTitle 	= unescape(match.title);
					var listResult 	= $("<li>").attr("id", 'q-result-' + i).addClass("li-results");
					var dv 		= $("<div>").addClass("hoverbox");
					var span 	= $("<div>").addClass("text");
					var header 	= $("<p>").addClass("heading").html(cleanTitle);
					var dest 	= $("<p>").text(match.url).addClass("qLink");
					var copy 	= $("<p>");
					var image = null;
				
					if (descriptionCopy.length > descriptionCharacters ) {
						descriptionCopy = descriptionCopy.substring(0, descriptionCopy.indexOf(" ", descriptionCharacters - 11 )) + "&hellip;";
					}
					descriptionCopy = unescape(descriptionCopy);
					copy.html(descriptionCopy);

					if(match.image) {image = $("<img>").attr({src: match.image, alt: titleCopy});}

					header.appendTo(span);
					copy.appendTo(span);
					dest.appendTo(listResult);
					span.appendTo(listResult);

					if(image) {
					   image.appendTo(dv);span.css({"width":"220px"});						
					}
					else {span.css({"width":"300px", "position":"static"});}

					dv.appendTo(listResult);

					if(!resultsByCat[match.category]) {
						resultsByCat[match.category] = new Array();
						maxCnt.push({"cat": match.category, "rank": match.rank});
					}
					
					resultsByCat[match.category].push(listResult);
					
					$.data(listResult[0], "ac_data", match);					
				}
				
				if(features.length > 0) {				
					var featuredContent = null;
					analyticsFeatTitle = feature.title; // for google analytics
					featuredContent = $('<li class="resultCat"><span>Featured</span></li><li id="featured" class="li-results" style="background-image:url(' + feature.image + ');"><p class="qLink">' + feature.url + '</p></li>');
					
					$.data(featuredContent[1], "ac_data", features[findex]);
				}				
				
				maxCnt.sort(sortRanking);

				var catClass = 'firstCat resultCat';

				for(var i=0; i < maxCnt.length; i++){
					var cat = maxCnt[i]["cat"];
					if(!resultsByCat[cat]){
						continue;
					}
					var listResult = $("<li>").addClass(catClass).html(cat);
					catClass = 'resultCat';
					listResult.appendTo(list);

					for(var r = 0; r < resultsByCat[cat].length; r++) {
						list.append(resultsByCat[cat][r]);

					}
				}

				if(featuredContent) {
					list.append(featuredContent);
				}

				//add close panel of overlay to q-results 
				showClosePanel();
			}
			else if (features.length > 0) {
				features.uniqueTitle();
				var findex = Math.floor(Math.random() * features.length);
				var feature = features[findex];
				var featuredContent = null;
				analyticsFeatTitle = feature.title; // for google analytics
				if(matches.length > 0) {					
					featuredContent = $('<li class="resultCat"><span>Featured</span></li><li id="featured" class="li-results" style="background-image:url(' + feature.image + ');"><p class="qLink">' + feature.url + '</p></li>');					
				
				} else {					
					featuredContent = $('<li class="firstCat resultCat"><span>Featured</span></li><li id="featured" class="li-results" style="background-image:url(' + feature.image + ');"><p class="qLink">' + feature.url + '</p></li>');
				}
				
				if(featuredContent) {
					list.append(featuredContent);
					showClosePanel();
					$.data(featuredContent[1], "ac_data", features[findex]);
				}
			}			
		
			//close button hover
			$("#search_closewindow").unbind("hover").hover(function() {
				$(this).css("cursor", "pointer");
				$(this).css("text-decoration", "none");
			}, function() {
				$(this).css("cursor", "auto");
				$(this).css("text-decoration", "underline");
			});

			//close button function
			$("#search_closewindow").click(function() {
				removeSuggestions();
			});

			//submit form on click
			$("#submit-search-form").click(function(e) {
				e.preventDefault();
				$("#search-form").submit();
			});
			
			$("#search").parents("form").eq(0).submit(function(event) {
				VISA.Analytics.event(event, {
					type: "searchSubmit",
					item: "searchBox",
					page_context: "searchBox",
					application: "internalSearch",
					searchKeywords: $.trim($("input#search").val())
				});
			});

			$(".q-results").bind("featureDisplayed", function(event, feature) { 
				VISA.Analytics.event(event, {
					type: "impression",
					item: analyticsFeatTitle + "|featuredLink",
					page_context: "searchOverlay",
					application: "internalSearch",
					searchKeywords: $.trim($("input#search").val()),
					featureDesc: feature
				});
			});
			/*
			 * adding new google analytics per pilot2
			 * 2-10-11
			 */
			$('li#featured').bind("mouseover", function(event) {
				VISA.Analytics.event(event, {
					type: "hover",
					item: analyticsFeatTitle + "|featuredLink",
					page_context: "searchOverlay",
					application: "internalSearch"
				});
			});			
			$('li#featured').click(function(event) {
				var eventTarget = $(event.target);
				VISA.Analytics.event(event, {
					type: "clickSearchOverlay",
					item: analyticsFeatTitle + "|featuredLink",
					page_context: "searchOverlay",
					application: "internalSearch",
					searchKeywords: $.trim($("input#search").val()),
					featureDesc: eventTarget.css("background-image")
				});
			});	
	
			//only select li.results
			listItems = list.find("li.li-results");
			if ( options.selectFirst ) {
				listItems.slice(0, 1).addClass(CLASSES.ACTIVE);
				active = 0;
			}
			// apply bgiframe if available
			if ( $.fn.bgiframe )
				list.bgiframe();		
		}
	
	    	return {
			display: function(d, q) {
				init();
				data = d;
				term = q;
				fillList();
				hideSpinner();
			},
			next: function() {
				moveSelect(1);
			},
			prev: function() {
				moveSelect(-1);
			},
			pageUp: function() {
				if (active != 0 && active - 8 < 0) {
					moveSelect( -active );
				} else {
					moveSelect(-8);
				}
			},
			pageDown: function() {
				if (active != listItems.size() - 1 && active + 8 > listItems.size()) {
					moveSelect( listItems.size() - 1 - active );
				} else {
					moveSelect(8);
				}
			},
			hide: function() {
				element && element.hide();
				listItems && listItems.removeClass(CLASSES.ACTIVE);
				active = -1;
			},
			visible : function() {
				return element && element.is(":visible");
			},
			current: function() {
				return this.visible() && (listItems.filter("." + CLASSES.ACTIVE)[0] || options.selectFirst && listItems[0]);
			},
			show: function() {
				var offset = $(input).offset();
				element.css({
					width: typeof options.width == "string" || options.width > 0 ? options.width : $(input).width(),
					top: (offset.top + input.offsetHeight) + 26,
					left: offset.left - 91
				}).show();
	            if(options.scroll) {
	                list.scrollTop(0);
	                list.css({
						maxHeight: options.scrollHeight,
						overflow: 'auto'
					});
					
	                if($.browser.msie && typeof document.body.style.maxHeight === "undefined") {
						var listHeight = 0;
						listItems.each(function() {
							listHeight += this.offsetHeight;
						});
						var scrollbarsVisible = listHeight > options.scrollHeight;
	                    list.css('height', scrollbarsVisible ? options.scrollHeight : listHeight );
						if (!scrollbarsVisible) {
							// IE doesn't recalculate width when scrollbar disappears
							listItems.width( list.width() - parseInt(listItems.css("padding-left")) - parseInt(listItems.css("padding-right")) );
						}
	                }
	            }
			},
			selected: function() {
				var selected = listItems && listItems.filter("." + CLASSES.ACTIVE).removeClass(CLASSES.ACTIVE);
				return selected && selected.length && $.data(selected[0], "ac_data");
			},
			emptyList: function (){
				list && list.empty();
			},
			unbind: function() {
				element && element.remove();
			}
		};
		
		$.ifixpng('/img/pixel.gif');
		$('img[src$=.png]').ifixpng(); //png fix for ie6
	};

	$.fn.selection = function(start, end) {
		if (start !== undefined) {
			return this.each(function() {
				if( this.createTextRange ){
					var selRange = this.createTextRange();
					if (end === undefined || start == end) {
						selRange.move("character", start);
						selRange.select();
					} else {
						selRange.collapse(true);
						selRange.moveStart("character", start);
						selRange.moveEnd("character", end);
						selRange.select();
					}
				} else if( this.setSelectionRange ){
					this.setSelectionRange(start, end);
				} else if( this.selectionStart ){
					this.selectionStart = start;
					this.selectionEnd = end;
				}
			});
		}
		var field = this[0];
		if ( field.createTextRange ) {
			var range = document.selection.createRange(),
				orig = field.value,
				teststring = "<->",
				textLength = range.text.length;
			range.text = teststring;
			var caretAt = field.value.indexOf(teststring);
			field.value = orig;
			this.selection(caretAt, caretAt + textLength);
			return {
				start: caretAt,
				end: caretAt + textLength
			}
		} else if( field.selectionStart !== undefined ){
			return {
				start: field.selectionStart,
				end: field.selectionEnd
			}
		}
	};

})(jQuery);

Array.prototype.uniqueTitle = function() {
	var skip = 0;

	o:for(var i = 0, n = this.length; i < n; i++) {
		for(var x = 0; x < i; x++) {
			if(this[x]["title"]==this[i]["title"] && this[x]["category"] == this[i]["category"]){
				skip++;
				continue o;
			}
		}

		this[i - skip] = this[i];
	}

	this.length -= skip;
}

/**
 * Use this to take out regular search results out if we have the same featured result
 * */
Array.prototype.uniqueResults = function(featuredResult) {
	var skip = 0;
	
	for(var i = 0, n = this.length; i < n; i++) {
		if (this[i]["title"] == featuredResult.title) {
			this.splice(i,1);
			return;
		}		
	}
}

$.preloadImages = function() {
	for(var i = 0; i<arguments.length; i++) {
		$("<img>").attr("src", arguments[i]);
	}
};