var httpuserlogin;// = getHTTPObject();
function chkvalidloginpass(vUserName,vPassword) 
{ 
  //alert(0);
	//alert(vUserName)
	//alert(vPassword)
	//alert(site_url)
	
	if(Trim(vUserName)=="" || Trim(vUserName)=="Enter username")
	{
		alert("Please Enter Username");
		document.frmlogin.vUserName.focus();
		return false;
	}
	else if(Trim(vPassword)=="" || Trim(vPassword)=="Enter password")
	{
		alert("Enter Password");
		document.frmlogin.vPassword.focus();
		return false;
	}
    if((Trim(vUserName)!="" && Trim(vUserName)!="Enter username") && (Trim(vPassword)!="" && Trim(vPassword)!="Enter password"))
	{
	   	var url = site_url+"ajaxfiles/checkValidLoginPassword.php?login="+vUserName+"&password="+vPassword;
		//alert(url);
		var isWorking = false;
		if (!isWorking)
		{
			if(window.XMLHttpRequest)
		  	{
				httpuserlogin=new XMLHttpRequest()
		  		httpuserlogin.open("GET",url, true);
			  	httpuserlogin.onreadystatechange=handleLoginData
			  	httpuserlogin.send(null)
		  	}
			// code for IE
			else if (window.ActiveXObject)
		  	{
				httpuserlogin=new ActiveXObject("Microsoft.XMLHTTP")
		    	if (httpuserlogin)
		    	{
					httpuserlogin.open("GET",url, true);
					httpuserlogin.onreadystatechange=handleLoginData
					httpuserlogin.send()
		    	}
		  	}
	  	}
	}
}
function handleLoginData() 
{ 
	if (httpuserlogin.readyState == 4) 
	{	
		
		isWorking = false;
		var strXML=httpuserlogin.responseText;
		//alert(strXML);
		var html;
		var xmlDocument = httpuserlogin.responseXML;
		
		//alert(xmlDocument)
		var tot=xmlDocument.getElementsByTagName('tot').item(0).firstChild.data;

		if(tot == "0")
		{
			html ='Incorrect UserName Or Password  !';
			call_errmsg(html)
			//return false;
		}	
		else
		{	
			var membername = xmlDocument.getElementsByTagName('membername').item(0).firstChild.data;
			var logindate = xmlDocument.getElementsByTagName('logindate').item(0).firstChild.data;
			var folderid = xmlDocument.getElementsByTagName('folderid').item(0).firstChild.data;
			var p_tabtot = xmlDocument.getElementsByTagName('tabtot').item(0).firstChild.data;
			//alert(imemberid)
			var temp='';
			if(membername != '')
            temp+="<span class=\"greymatter-bold\">Welcome </span> <span class=\"red-matter\">"+membername+",</span><BR/>";
            else
            temp+="<span class=\"greymatter-bold\">Welcome </span> <BR/>";     
			//temp+="<span class=\"greymatter-bold\">Date : </span>";
			//temp+=logindate;
			temp+="<img  src='images/logoout.gif' align='absmiddle' border='0' hspace='5' /><a href=\"javascript:void(0);\" class=\"redlink\" onclick='member_logout();'>Log Out</a>";
			//alert(temp);
			document.getElementById("logininfo").innerHTML = temp;
			//document.getElementById.("logininfo").innerHTML = logindate;
			//document.getElementById("loginmsg").innerHTML = html;
			//commented by matrukrupa
            //reset_tab();
			//alert(p_tabtot+"="+folderid);
			//pdf_tab(p_tabtot,folderid);
            //document.getElementById('settingID').innerHTML='<a href="#" title="settings" onclick="display_settings();"><img src="'+js_site_images+'settings-icon.gif" width="36" height="48" border="0"  /></a>';
			//setTimeout("initial_lis();",2000);
			//enableall();
			                    
			window.location = site_url+"index.php?file=m-pdffiles";
			return true;
            //window.location = site_url;
			//return true;
		}
  	}
}