function getHTTPObject()
{
	var xmlhttp;

	/*@cc_on

	@if (@_jscript_version >= 5)

	try {

	xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");

	} catch (e) {

	try {

	xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");

	} catch (E) {

	xmlhttp = false;

	}

	}

	@else

	xmlhttp = false;

	@end @*/

	if (!xmlhttp && typeof XMLHttpRequest != 'undefined')
	{
		try
		{
			xmlhttp = new XMLHttpRequest();
		} catch (e)
		{
			xmlhttp = false;
		}
	}
	return xmlhttp;
}

var http = getHTTPObject(); // We create the HTTP Object

function loginValidation()
{
	var userName = document.getElementById("userName").value;
	var passWord = document.getElementById("passWord").value;
	if(userName == "")
	{
		alert("Please enter E-mail.");
		document.getElementById("userName").focus();
		return false;
	}
	var emailFilter=/^.+@.+\..{2,6}$/;
	if (!(emailFilter.test(userName)))
	{
		alert(userName + ' is not a valid Email ID.');
		userName='';
		document.getElementById("userName").focus();
		return false;
	}
	if(passWord == "")
	{
		alert("Please enter your Password.");
		document.getElementById("passWord").focus();
		return false;
	}
	var url = "ajaxLoginCheck.php?userName="+userName+"&passWord="+passWord;
	var http = null; 
	var http = getHTTPObject(); 
	if (http==null)
	{
		alert ("Your browser does not support AJAX!");
		return;
	} 
	if (http)
	{
		http.onreadystatechange = function()
		{
			if (http.readyState == 4) { 
				var resultStr = http.responseText;
				if(resultStr != "")
				{		alert(resultStr);			
					//document.getElementById("loginMsg").innerHTML = resultStr;
				}
				else{
					document.loginFrm.submit();
				}
			}						
		}
		http.open("GET", url, true);
		http.send(null);		
	}
	return false;
}