var xmlHttp

function showHint(str,alb)
{
	if (str.length==0)
	{ 
		document.getElementById("txtHint").innerHTML="";
		return;
	}
	document.getElementById('txtHint_loading').style.visibility = 'visible';
	document.getElementById('txtHint_loading').style.display = 'block';
	
	document.getElementById('txtHint').style.visibility = 'hidden';
	document.getElementById('txtHint').style.display = 'none';

	xmlHttp=GetXmlHttpObject();
	if (xmlHttp==null)
	{
		alert ("Your browser does not support AJAX!");
		return;
	} 

	var url="photo_gallery2.php";
	url=url+"?Action=getphoto&image_id="+str;
	url=url+"&album_id="+alb;
	url=url+"&sid="+Math.random();
	xmlHttp.onreadystatechange=stateChanged;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
} 

function stateChanged() 
{ 
	if (xmlHttp.readyState==4)
	{ 
		document.getElementById("txtHint").innerHTML=xmlHttp.responseText;
		
		document.getElementById('txtHint_loading').style.visibility = 'hidden';
		document.getElementById('txtHint_loading').style.display = 'none';
		
		document.getElementById('txtHint').style.visibility = 'visible';
		document.getElementById('txtHint').style.display = 'block';

	}
}



function GetXmlHttpObject()
{
	var xmlHttp=null;
	try
	{
		// Firefox, Opera 8.0+, Safari
		xmlHttp=new XMLHttpRequest();
	}
	catch (e)
	{
		// Internet Explorer
		try
		{
			xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
		}
		catch (e)
		{
			xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
		}
	}
	return xmlHttp;
}