///////////////////////USERNAME CHECKING///////////////////////////////////
var xmlHttp;

function showHint()
{
	
	var get_val="chk";
	
	if (get_val == "chk")
	{ 
		var userID= document.frm_login.userId.value;
		
		var user_password= document.frm_login.user_password.value;
		
		
		//alert(userID);
		//alert(user_password);
		
		var url="loginhint.php?userID="+userID+"&user_password="+user_password;
		xmlHttp=GetXmlHttpObject(stateChanged)
		xmlHttp.open("GET", url , true)
		xmlHttp.send(null)
		//document.frm_login.userId.focus();
		//document.frm_login.user_password.select();
		return false;
	} 
	else
	{ 
		//document.getElementById("txt_logHint").innerHTML=""
		document.getElementById("txt_logHint").style.visibility='hidden';
	} 
} 

function stateChanged() 
{ 
	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
	{ 
		if(xmlHttp.responseText!='')
		{
			document.getElementById("txt_logHint").style.visibility='';
			
			if(xmlHttp.responseText=="logged")
			{
				location.href="my_account.php";		
			}
			else
			{
				document.getElementById("txt_logHint").innerHTML=xmlHttp.responseText;
				document.frm_login.userId.value="";
				document.frm_login.user_password.value="";
				document.frm_login.userId.select();
				//document.frm_login.user_password.select();
			}
		}
		else
		{
			document.getElementById("txt_logHint").style.visibility="hidden";
		}
	//document.getElementById("txt_logHint").innerHTML=xmlHttp.responseText;
	} 
} 

function GetXmlHttpObject(handler)
{ 
	var objXmlHttp=null
	
	if (navigator.userAgent.indexOf("Opera")>=0)
	{
		alert("This example doesn't work in Opera") 
		return 
	}
	if (navigator.userAgent.indexOf("MSIE")>=0)
	{ 
		var strName="Msxml2.XMLHTTP"
		if (navigator.appVersion.indexOf("MSIE 5.5")>=0)
		{
			strName="Microsoft.XMLHTTP"
		} 
		try
		{ 
			objXmlHttp=new ActiveXObject(strName)
			objXmlHttp.onreadystatechange=handler 
			return objXmlHttp
		} 
		catch(e)
		{ 
			alert("Error. Scripting for ActiveX might be disabled") 
			return 
		} 
	} 
	if (navigator.userAgent.indexOf("Mozilla")>=0)
	{
		objXmlHttp=new XMLHttpRequest()
		objXmlHttp.onload=handler
		objXmlHttp.onerror=handler 
		return objXmlHttp
	}
} 


//////////////////////////////////////////////////////////////////////////