var xmlHttp;

function enter_pressed(e){
var keycode;
if (window.event) keycode = window.event.keyCode;
else if (e) keycode = e.which;
else return false;
return (keycode == 13);
}

function showHint(str)
{
	if(str.length==0)
	{
		document.getElementByID("pssr").innerHTML="";
		return;
	}
		
	xmlHttp=GetXmlHttpObject();

	if(xmlHttp==null)
	{
		alert("Browser does not support HTTP Request");
		return;
	}
	
	var url="getinfo.php";
	url=url+"?q="+str;
	url=url+"&sid="+Math.random();
	xmlHttp.onreadystatechange=stateChanged;
	xmlHttp.open("GET",url, true);
	xmlHttp.send(null);
}


function stateChanged()
{
	if(xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
	{
		document.getElementById("pssr").innerHTML=xmlHttp.responseText;
		//document.getElementById("pssr").outerText=xmlHttp.responseText;
	}
}


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