// JavaScript Document
var selectedSuggestionIndex;
var content = "";
var autoData = new Array();
var tempArray = new Array();
var lastTid = false;
var isBusy = false;
var txtBox;
var txtBoxWidth;
var autocompletelayer;
var focusme = false;
var layerColor1, layerColor1, layerColorSelect, fontColor, tableBorderColor;
var debug = false;
var numRequest = 0;
var usedDevice = "";


function displayList(e,txtbox,Divid){
	autocompletelayer = document.getElementById(Divid);//Div to display results
	txtBox = txtbox;//Typed in value
	txtBoxWidth = parseInt(txtBox.style.width) + 4;//width of the box
	
	var KeyID = (window.event) ? event.keyCode : e.keyCode;//handling IE and firefox
	if(KeyID == 38 || KeyID == 40 || KeyID == 27){//up and down arrow
		KeyCheck(KeyID);
	}else{
		if(lastTid){
			clearTimeout(lastTid);//If alredy timeout set cleat ir 
		}
		lastTid = setTimeout("callHttp("+KeyID+")", 50);//Wait for 50ms and call HTTP Request
	}
}

function normal(selectedIndex){
	selectedSuggestionIndex = selectedIndex;
	suggestions = content.split("|");
	var str = "";
	if(suggestions.length > 0 && content.match("[a-zA-Z0-9]")){
		str += '<table BORDER="0" cellspacing="0" cellpadding="4" STYLE="zIndex:1;border-color:#808080; font-family:Arial,  sans-serif;border-collapse:collapse;width:'+txtBoxWidth+'px;" onmouseover="focusme=true;" onmouseout="focusme=false;">'+"\n";
		for(i=0;i<suggestions.length;i++){
			if(suggestions[i] != ""){
				var bgcolor, fontColor;
				namestr = suggestions[i];
				var arr = namestr.split("-");
				
				if(i%2 == 0){
					bgcolor = 'BGCOLOR="#E7EBF0"';//'+layerColor1+'"';
					fontColor = 'color:#000000;';
				}else{
					bgcolor ='BGCOLOR="#E7EBF0"';//'+layerColor2+'"';
					fontColor = 'color:#000000;';
				}
				if(i == selectedSuggestionIndex){
					bgcolor ='BGCOLOR="#3965e0"';//'+layerColorSelect+'"';
					fontColor = 'color:#ffffff;';
				}
				str += '<tr>';
					str += '<td align="left" style="'+fontColor+'padding-left:5px;width:'+txtBoxWidth+'px"'+bgcolor+' onclick="autocompletelayer.style.display=\'none\';" onmousemove="normal(\''+i+'\');"><a style=\"color:#333333;\" href=\"property-search-results.php?'+arr[1]+'\">'+arr[0]+'</a></td>';
				str += '</tr>'+"\n";
			}
		}
		str+='</table>';
	}
	autocompletelayer.style.display='block';
	autocompletelayer.innerHTML=str;
	autocompletelayer.style.zIndex = '1000';
	//autocompletelayer.style.position = 'relative';
	//autocompletelayer.style.left = findPosX(txtBox);
	//autocompletelayer.style.top = findPosY(txtBox);
}

function makeHttpObject(){
	try{
		xmlHttpObj = new ActiveXObject("Msxml2.XMLHTTP");
	}catch (e){
		try{
			xmlHttpObj = new ActiveXObject("Microsoft.XMLHTTP");
		}catch (e){
			xmlHttpObj = false;
		}
	}
	if(!xmlHttpObj && typeof XMLHttpRequest !='undefined'){
		try{
			xmlHttpObj = new XMLHttpRequest();
		}catch (e){
			xmlHttpObj = false;
		}
	}
	return xmlHttpObj;
}

var httpObj = makeHttpObject();

function getHttpResponse(){	
	if(httpObj.readyState == 4){
		try{
			if(httpObj.status == 200){
				content = httpObj.responseText;
				autoData[content.split("~")[1]] = content.split("~")[0];
				content = seprateContent(content.split("~")[0]);
				isBusy = false;
				//alert(content);
				// document.forms[0].mylog.value+="Response recieved and content is "+content+"\n";
				if(matchResponse(content)){
					normal(-1);
				}else{
					autocompletelayer.innerHTML = "";
				}
			}
		}catch (err){
			try{
				if(httpObj.status == 200){
					content = httpObj.responseText;
					autoData[content.split("~")[1]] = content.split("~")[0];
					content = seprateContent(content.split("~")[0]);
					isBusy = false;
					//document.forms[0].mylog.value+="Response recieved and content is "+content+"\n";
					if(matchResponse(content)){
						normal(-1);
					}else{
						autocompletelayer.innerHTML = "";
					}
				}
			}catch (err){
				try{
					if(httpObj.status == 200){
						content = httpObj.responseText;
						autoData[content.split("~")[1]] = content.split("~")[0];
						content = seprateContent(content.split("~")[0]);
						isBusy = false;
						//document.forms[0].mylog.value+="Response recieved and content is "+content+"\n";
						if(matchResponse(content)){
							normal(-1);
						}else{
							autocompletelayer.innerHTML = "";
						}
					}
				}catch (err){
				}
			}
		}
	}
}

function callHttp(KeyID){
	if(isBusy){
		httpObj = makeHttpObject();
	}
	//Find the value typed in autocomplete text Box	
	var str = txtBox.value.toLowerCase();
	str = refineText(str);
	//Calling when the text in autocomplete box has length > 2 
	
	if(str.length > 2 && str.match(new RegExp("[a-z]+", "i")) && KeyID!=37 && KeyID!=39){
		if(!checkExists(str)){
			//document.forms[0].mylog.value+="Call http called for "+str+"\n";
			autocompletelayer.innerHTML = "";
			rand = 10000 * Math.random() ;
			//str = str.substring(0,2);
			var regExp = new RegExp('\\#');
			str = str.replace(regExp, '%23');
			var regExp = new RegExp('\\+');
			str = str.replace(regExp, '%2B');
			//var url = "suggest.php?q="+str+"&myrnd="+rand;
			var url = "suggest.php?q="+str;
			try{
				isBusy = true;
				numRequest++;				
				httpObj.onreadystatechange = getHttpResponse;
				//alert(getHttpResponse);return false;
				httpObj.open("GET",url,true);
				httpObj.send(null);
				if(document.forms[0].ac) document.forms[0].ac.value=usedDevice+"~"+numRequest+"~"+lastSelectedValue;
				return false;
			}catch (err){
				// document.forms[0].mylog.value+="Error in sending request "+err+"\n";
			}
		}
	}else if(KeyID!=37 && KeyID!=39){
		autocompletelayer.innerHTML = "";
	}
}

function checkExists(str){
	if(autoData[str.substring(0,2)] == undefined){
		return false;
	}else if(autoData[str.substring(0,2)].match(new RegExp("[a-z]+","i"))){
		content = seprateContent(autoData[str.substring(0,2)]);
		if(matchResponse(content)){
			normal(-1);
		}else{
			autocompletelayer.innerHTML="";
		}
		return true;
	}
	return false;
}

function seprateContent(str){
	var txtData = refineText(txtBox.value);
	var reg = new RegExp('[.]','g');
	txtData = txtData.replace(reg,'\\.');
	reg = new RegExp('[+]','g');
	txtData = txtData.replace(reg,'\\+');
	var freshContent = '';
	var tempStr = '';
	tempArray = str.split('|');
	var countsg = 0;
	for(sg in tempArray){
		//alert(tempArray[sg]);
		tempStr = refineText(tempArray[sg]);
		//tempStr = tempArray[sg];
		if(tempStr.match(new RegExp('^'+txtData,"i"))){
			freshContent += tempArray[sg]+"|";
			countsg++;
		}
		if(countsg == 100){
			break;
		}
	}
	freshContent = freshContent.replace(/\|$/,"");
	return freshContent;
}

function KeyCheck(KeyID){
	var str = txtBox.value;
	var show = 1;
	if(str.length > 0){
		suggestions = content.split("|");
		if(KeyID == 38){
			if(selectedSuggestionIndex > 0){
				selectedSuggestionIndex--;
			}else{
				selectedSuggestionIndex = suggestions.length-1;
			}
		}else if(KeyID == 40){
			if(selectedSuggestionIndex < suggestions.length-1){
				selectedSuggestionIndex++;
			}else{
				selectedSuggestionIndex = 0;
			}
		}else if(KeyID == 27){
			show = 0;
			focusme	= false;
			hide();
		}
		if(show){
			normal(selectedSuggestionIndex);
			endup('k');
		}
	}
}

function endup(device){
	suggestions = content.split("|");
	//txtBox.value = suggestions[selectedSuggestionIndex];
	txtBox.value = suggestions[selectedSuggestionIndex].split(":")[0];
	lastSelectedValue = suggestions[selectedSuggestionIndex].split(":")[0];
	usedDevice=device;
	txtBox.focus();
	if(document.forms[0].ac) document.forms[0].ac.value=usedDevice+"~"+numRequest+"~"+lastSelectedValue;
}

function getPos(){
	var str = txtBox.value;
	var pos = str.lastIndexOf(' ');
	if(str.lastIndexOf(',') > pos){
		pos = str.lastIndexOf(',');
	}
	if(str.lastIndexOf(';') > pos){
		pos = str.lastIndexOf(';');
	}
	return pos;
}

function checkAutoFocus(){
	suggestions = content.split("|");
	txtBox.value = suggestions[selectedSuggestionIndex];
	txtBox.focus();
}

function findPosX(obj){
	var curleft = 0;
	if (obj.offsetParent){
		while (obj.offsetParent){
			curleft += obj.offsetLeft;
			obj = obj.offsetParent;
		}
	}else if (obj.x){
		curleft += obj.x;
	}
	return curleft;
}

function findPosY(obj){
	var curtop = 0;
	if (obj.offsetParent){
		curtop += obj.offsetHeight;
		while (obj.offsetParent){
			curtop += obj.offsetTop;
			obj = obj.offsetParent;
		}
	}else if (obj.y){
		curtop += obj.y;
		curtop += obj.height;
	}
	return curtop;
}

function hide(ID){
	if(focusme == false){
		autocompletelayer = document.getElementById(ID);
		autocompletelayer.style.display='none';
	}
}

function initAutoComplete(layercolor1, layercolor2, layercolorselect, fontcolor, tablebordercolor){
	layerColor1 = layercolor1;
	layerColor2 = layercolor2;
	layerColorSelect = layercolorselect;
	fontColor = fontcolor;
	tableBorderColor = tablebordercolor;
}

function matchResponse(response){
	var str = "", qvalue=txtBox.value,suggestions = ""; 
	qvalue = refineText(qvalue)
	var reg = new RegExp('[.]','g');
	qvalue = qvalue.replace(reg,'\\.');
	reg = new RegExp('[+]','g');
	qvalue = qvalue.replace(reg,'\\+');

	suggestions = response.split("|");
	if(suggestions.length > 0 && response.match("[a-zA-Z0-9]")){
		for(i=0;i<suggestions.length;i++){
			str = suggestions[i];
			str = refineText(str)
			if(!str.match(new RegExp(qvalue, "i"))){
				return false;
			}
		}
	}
	return true;
}

function refineText(rStr){
	rStr = rStr.replace(/[^a-z0-9_ .+#]+/ig," ");
	//rStr = rStr.replace(/\+/ig,"PLUS");
	//rStr = rStr.replace(/\./ig,"DOT");
	rStr = rStr.replace(/\s+/g," ");
	rStr = rStr.replace(/(^(\s*,\s*)+|(\s*,\s*)+$|^\s+)/g,"");
	return rStr;
}

function Debug(){
	if(!debug){
		debug = true;
		//document.forms[0].mylog.style.display='block';
	}else{
		debug = false;
		//document.forms[0].mylog.style.display='none';
	}
}