/* 	SearchField 
	written by Alen Grakalic, provided by Css Globe (cssglobe.com)
	please visit http://cssglobe.com/post/1202/style-your-websites-search-field-with-jscss/ for more info
*/

this.searchfield = function(){
	
	// CONFIG 
	
	// this is id of the search field you want to add this script to. 
	// You can use your own id just make sure that it matches the search field in your html file.
	var id = "searchfield";
	
	// Text you want to set as a default value of your search field.
	var defaultText = "Search our site...";	
	
	// set to either true or false
	// when set to true it will generate search suggestions list for search field based on content of variable below
	var suggestion = true;
	
	// static list of suggestion options, separated by comma
	// replace with your own
	var suggestionText = "jobs, golf, employment, permits, summer camp, library, red reef park, occupational license, building permits, tennis, county, building department, map, building permits department, municipal golf course, bids, purchasing, events, property taxes, parks, red reef, ship program, public records, zoning, forms, code enforcement, recreator, permit, ship, contractor registration, housing, golf course, mayor, softball, community center, boca raton housing authority, property tax, inspections, patch reef park, building permit, fingerprinting, chools, zoning district map, weather, spanish river library, real estate, sanitation, camp, job, business license, green market, notice of commencement, beach, special events, water bill, meadows park pool, boca raton public library, cab, boca raton community center, airport, current jobs available, water, sugar sand park, boat parade, garbage, trash, spanish river park, beaches, bulk pick up, arrests, zoning map, building permit application, housing authority, inspection codes, summer camp programs, building permits, home, careers, directory, police reports, animal control, property search, police, application forms, bulk pickup, bulk trash,pool, voting, community appearance board, early voting, property appraiser, golf courses, boca raton tennis center, population, summer camps, building dept, marriage license, police report, city parks, fingerprints, water restrictions"; 
	
	// END CONFIG (do not edit below this line, well unless you really, really want to change something :) )
	

	var field = document.getElementById(id);	
	var classInactive = "sf_inactive";
	var classActive = "sf_active";
	var classText = "sf_text";
	var classSuggestion = "sf_suggestion";
	this.safari = ((parseInt(navigator.productSub)>=20020000)&&(navigator.vendor.indexOf("Apple Computer")!=-1));
	if(field && !safari){
		field.value = defaultText;
		field.c = field.className;		
		field.className = field.c + " " + classInactive;
		field.onfocus = function(){
			this.className = this.c + " "  + classActive;
			this.value = (this.value == "" || this.value == defaultText) ?  "" : this.value;
		};
		field.onblur = function(){
			this.className = (this.value != "" && this.value != defaultText) ? this.c + " " +  classText : this.c + " " +  classInactive;
			this.value = (this.value != "" && this.value != defaultText) ?  this.value : defaultText;
			clearList();
		};
		if (suggestion){
			
			var selectedIndex = 0;
						
			field.setAttribute("autocomplete", "off");
			var div = document.createElement("div");
			var list = document.createElement("ul");
			list.style.display = "none";
			div.className = classSuggestion;
			list.style.width = field.offsetWidth + "px";
			div.appendChild(list);
			field.parentNode.appendChild(div);	

			field.onkeypress = function(e){
				
				var key = getKeyCode(e);
		
				if(key == 13){ // enter
					selectList();
					selectedIndex = 0;
					return false;
				};	
			};
				
			field.onkeyup = function(e){
			
				var key = getKeyCode(e);
		
				switch(key){
				case 13:
					return false;
					break;			
				case 27:  // esc
					field.value = "";
					selectedIndex = 0;
					clearList();
					break;				
				case 38: // up
					navList("up");
					break;
				case 40: // down
					navList("down");		
					break;
				default:
					startList();			
					break;
				};
			};
			
			this.startList = function(){
				var arr = getListItems(field.value);
				if(field.value.length > 0){
					createList(arr);
				} else {
					clearList();
				};	
			};
			
			this.getListItems = function(value){
				var arr = new Array();
				var src = suggestionText;
				var src = src.replace(/, /g, ",");
				var arrSrc = src.split(",");
				for(i=0;i<arrSrc.length;i++){
					if(arrSrc[i].substring(0,value.length).toLowerCase() == value.toLowerCase()){
						arr.push(arrSrc[i]);
					};
				};				
				return arr;
			};
			
			this.createList = function(arr){				
				resetList();			
				if(arr.length > 0) {
					for(i=0;i<arr.length;i++){				
						li = document.createElement("li");
						a = document.createElement("a");
						a.href = "javascript:void(0);";
						a.i = i+1;
						a.innerHTML = arr[i];
						li.i = i+1;
						li.onmouseover = function(){
							navListItem(this.i);
						};
						a.onmousedown = function(){
							selectedIndex = this.i;
							selectList(this.i);		
							return false;
						};					
						li.appendChild(a);
						list.setAttribute("tabindex", "-1");
						list.appendChild(li);	
					};	
					list.style.display = "block";				
				} else {
					clearList();
				};
			};	
			
			this.resetList = function(){
				var li = list.getElementsByTagName("li");
				var len = li.length;
				for(var i=0;i<len;i++){
					list.removeChild(li[0]);
				};
			};
			
			this.navList = function(dir){			
				selectedIndex += (dir == "down") ? 1 : -1;
				li = list.getElementsByTagName("li");
				if (selectedIndex < 1) selectedIndex =  li.length;
				if (selectedIndex > li.length) selectedIndex =  1;
				navListItem(selectedIndex);
			};
			
			this.navListItem = function(index){	
				selectedIndex = index;
				li = list.getElementsByTagName("li");
				for(var i=0;i<li.length;i++){
					li[i].className = (i==(selectedIndex-1)) ? "selected" : "";
				};
			};
			
			this.selectList = function(){
				li = list.getElementsByTagName("li");	
				a = li[selectedIndex-1].getElementsByTagName("a")[0];
				field.value = a.innerHTML;
				clearList();
			};			
			
		};
	};
	
	this.clearList = function(){
		if(list){
			list.style.display = "none";
			selectedIndex = 0;
		};
	};		
	this.getKeyCode = function(e){
		var code;
		if (!e) var e = window.event;
		if (e.keyCode) code = e.keyCode;
		return code;
	};
	
};

// script initiates on page load. 

this.addEvent = function(obj,type,fn){
	if(obj.attachEvent){
		obj['e'+type+fn] = fn;
		obj[type+fn] = function(){obj['e'+type+fn](window.event );}
		obj.attachEvent('on'+type, obj[type+fn]);
	} else {
		obj.addEventListener(type,fn,false);
	};
};
addEvent(window,"load",searchfield);