function GetXmlHttpObject(handler)
{   var objXMLHttp=null
	 if (window.XMLHttpRequest)
	 {
		objXMLHttp=new XMLHttpRequest();
	 }
	 else if (window.ActiveXObject)
	 {
		objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP");
	}
	 return objXMLHttp;
}

function stateChanged_facewall()
{

	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
	{
		document.getElementById("show_success").style.display="block";
		//document.getElementById("show_post").style.display="none";
		//document.getElementById("showresult").innerHTML=xmlHttp.responseText;
	}
	else
	{           //alert(xmlHttp.status);
	}
}

function facewall_posting(path)
{
	if(document.frm_facewall.name.value.length<=0)
	{
		alert("Please Enter Name !");
		document.frm_facewall.name.focus();
		return false;
	}
	if(document.frm_facewall.txt_email.length<=0)
	{
		alert("Please Enter Email !");
		document.frm_facewall.txt_email.focus();
		return false;
	}
	if(!validemail(eval('document.frm_facewall.txt_email')))
	{
		return false;
	}
	xmlHttp=GetXmlHttpObject();
	if (xmlHttp == null)
	{
		alert ("Browser does not support HTTP Request");
		return;
	}
	var url=path+"facewall/facewall_db.php"
	url=url+"?facewall="+document.frm_facewall.thumb.value
	url=url+"&sid="+Math.random();
	xmlHttp.onreadystatechange=stateChanged_facewall; 
	xmlHttp.open("GET",url,true) ;
	xmlHttp.send(null);
}

//function for validate email address
function validemail(myfld)
{
	x=myfld.value;
	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if (filter.test(x)) return true;
	else {alert('Invalid Email address'); myfld.focus(); return false;}
}

function facewall_check()
{
	if(document.frm_facewall.name.value.length<=0)
	{
		alert("Please Enter Name !");
		document.frm_facewall.name.focus();
		return false;
	}
	if(document.frm_facewall.txt_email.value.length<=0)
	{
		alert("Please Enter Email !");
		document.frm_facewall.txt_email.focus();
		return false;
	}
	if(!validemail(eval('document.frm_facewall.txt_email')))
	{
		return false;
	}
	if(document.frm_facewall.thumb.value.length<=0)
	{
		alert("Please Upload Photo !");
		document.frm_facewall.thumb.focus();
		return false;
	}
	return true;
}