function FloatingDivUnder(element,id,defaultClassName,appendForVisibility){
	this.vis=appendForVisibility;
	this.div=document.createElement('div');
	this.div.className=this.invis=defaultClassName;
	if(element)
		this.AlignTo(element);
	this.div.id=id;
}

FloatingDivUnder.prototype.AlignTo=function(element){
	var pos=this.FindPos(element);
	this.div.style.left=pos[0]+"px";
	this.div.style.top=pos[1]+"px";
};

FloatingDivUnder.prototype.FindPos=function(obj){
	var curleft=0,curtop=obj.offsetHeight+1;

	do{
		curleft+=obj.offsetLeft;
		curtop+=obj.offsetTop;
	}while(obj=obj.offsetParent);

	return [curleft,curtop];
};

FloatingDivUnder.prototype.AppendToDocument=function(){
	document.getElementsByTagName('body')[0].appendChild(this.div);
	return this;
};

FloatingDivUnder.prototype.Update=function(text){
	this.div.innerHTML=text;
	return this;
};

FloatingDivUnder.prototype.Div=function(){
	return this.div;
};

FloatingDivUnder.prototype.Show=function(){
	this.div.className=this.invis+" "+this.vis;
	return this;
};

FloatingDivUnder.prototype.Hide=function(){
	this.div.className=this.invis;
	return this;
};

var xmlHttp;
window.setInterval("checkInput();", 100);
var url = "http://www.musicstack.com/ajax/find.php";
var oCount = 0;
var lastSearch = '';
var lastQ = '';
var done = 0;
var msg_div=new FloatingDivUnder(null,
			'msg',
			'invisibleFloater',
			'makeItVisible');

function initiate_floater(){
	msg_div.AlignTo(document.getElementById('searchText'));
	msg_div.AppendToDocument();
}



function GetXmlHttpObject() 
{
	var xmlHttp=null;
	try
	{
		//ff
		xmlHttp=new XMLHttpRequest();
	}
	catch (e)
	{
		//ie
		try
		{
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e)
		{
			xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
		}
	}
	return xmlHttp;
}

function stateChanged()
{ 
	if(xmlHttp.readyState==4) 
	{
		if(xmlHttp.responseText == false)
			msg_div.Update('').Hide();
		else
			msg_div.Update(xmlHttp.responseText).Show();
	}
}

function getElementsByClass(searchClass,node,tag) {
	var classElements = new Array();
	if ( node == null )
		node = document;
	if ( tag == null )
		tag = '*';
	var els = node.getElementsByTagName(tag);
	var elsLen = els.length;
	var pattern = new RegExp('(^|\\\\s)'+searchClass+'(\\\\s|$)');
	for (i = 0, j = 0; i < elsLen; i++) {
		if ( pattern.test(els[i].className) ) {
			classElements[j] = els[i];
			j++;
		}
	}
	return classElements;
}

function mousedOver()
{
	oLinkArr = document.getElementById("msg").getElementsByTagName("a");
	for(var i=0; i<oLinkArr.length; i++)
	{
		oLinkArr[i].className = "unHighLighted";
	}
}

function clicked(str)
{
	msg_div.Hide();
	document.getElementById("searchText").value = str;
	document.getElementsByTagName('form')[0].submit.click();

//        document.getElementById('searchText').onkeydown=my_handler;
//        msg_div.Div().onkeydown=my_handler;

}

document.onkeydown = function (e)
//var my_handler = function(e)
{
	var evnt  = (window.event) ? window.event : e;

	var KeyID = evnt.keyCode;
	var oLink = msg_div.Div().getElementsByTagName("a");
	var oLinkArr = new Array();
	for(var i =0;i<oLink.length;i++)
	{
		oLinkArr[i] = oLink[i];
	}
	oLinkArr.unshift("adsf");
	var mainCount = oLinkArr.length;
	if (mainCount != 0)
	{
		if(oCount == 0)
		{
			oCount = oLinkArr.length;
		}

        if (document.search.find_focus.value==0) {
	  return true; 
        }
		switch(KeyID)
		{
			case 38:
				oCount -= 1;
				break;
			case 40: 
				oCount += 1;
				break;
			case 13:
				var elementValue = getElementsByClass('highLighted',msg_div.Div(),'a');
				if(elementValue[0])
					strippedElementValue = stripUnwanted(elementValue[0].getAttribute("value"), mainCount);
				else strippedElementValue=document.getElementById('searchText').value;
				clicked(strippedElementValue);
				break;
		} 
		oCount %= mainCount;
		for(var i = 0; i < oLinkArr.length; i++) 
		{
			oLinkArr[i].className="unHighLighted"; 
		}
		oLinkArr[oCount].className="highLighted";
	}
	if(KeyID==38||KeyID==40||KeyID==13)
		return false;
	return true;
}
function addslashes(str) 
{ 
	str=str.replace(/\\/g,'\\\\'); 
	str=str.replace(/\'/g,'\\\''); 
	str=str.replace(/\"/g,'\\"'); 
	str=str.replace(/\0/g,'\\0'); 
	return str; 
} 
function stripslashes(str) 
{
	str=str.replace(/\\'/g,'\'');
	str=str.replace(/\\"/g,'"');
	str=str.replace(/\\\\/g,'\\');
	str=str.replace(/\\0/g,'\0');
	return str;
}
function stripUnwanted(str, numCount)
{
	for(i=0; i<numCount; i++)
	{
		str = str.replace('('+i+')','');
	}
	str = str.replace('<b>','');
	str = str.replace('</b>','');

	return str;
}
function checkInput()
{

	if(document.getElementById("boxt").value != 'artist') { return false;}
	if(done == 1) { alert ("done=1"); return false;}


	strData = document.getElementById("searchText").value;
	if(lastQ != strData)
	{
		allowSearch = false;
		lastQ = strData;
		return;
	}
	if(strData.length == 0) 
	{
		msg_div.Update('').Hide();
		allowSearch = false;
		lastQ = strData;
		return;
	}
	allowSearch = true;
	strData = addslashes(strData);
	setTimeout("returnData('"+strData+"');", 250);
}
function returnData(str)
{
	if(!allowSearch)
		return;
	if(lastSearch == str)
		return;
	lastSearch = str;
	xmlHttp = GetXmlHttpObject();
	if(str.length == 0)
		msg_div.Hide();
	else
	{
		if(xmlHttp == null)
		{
			alert("Your browser does not support ajax.");
		}
		else
		{
			except = "mode=search&term="+stripslashes(str);
			xmlHttp.onreadystatechange = stateChanged;
			xmlHttp.open("POST", url,1);
			xmlHttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
			xmlHttp.setRequestHeader("Content-length", except.length);
			xmlHttp.setRequestHeader("Connection", "close");
			xmlHttp.send(except);
		}     
	}
}

function mouseOff() { 
	msg_div.Update('').Hide();
}

function flip(f) { 
    document.search.find_focus.value=f;
    return true;
}

function ck(form) {
  mouseOff();
  if (form.find.value=="" || form.find.value == null)
    return false;
  else return true;
}