function data_fun(cid, pid)
{
	if (window.XMLHttpRequest)
	{// code for IE7+, Firefox, Chrome, Opera, Safari
		xmlhttp=new XMLHttpRequest();
	}
	else
	{// code for IE6, IE5
		xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
	}
	xmlhttp.onreadystatechange=function()
	{
		if (xmlhttp.readyState==4 && xmlhttp.status==200)
	    {
		    document.getElementById('categories').innerHTML=xmlhttp.responseText;
	    }
	}
	xmlhttp.open("GET","select_sub_cate.php?cid="+cid+"&pid="+pid,true);
	xmlhttp.send();
}
function check_email(email)
{
	if (window.XMLHttpRequest)
	{// code for IE7+, Firefox, Chrome, Opera, Safari
		xmlhttp=new XMLHttpRequest();
	}
	else
	{// code for IE6, IE5
		xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
	}
	xmlhttp.onreadystatechange=function()
	{
		if (xmlhttp.readyState==4 && xmlhttp.status==200)
	    {
		    var res = xmlhttp.responseText;
			if(res==1)
			{
				document.getElementById('check_email').innerHTML = "Email ID already Exist.";
				document.getElementById('invalid_email').value = "kk";
			}
			else
			{
				document.getElementById('check_email').innerHTML = "";
				document.getElementById('invalid_email').value = "";
			}
	    }
	}
	xmlhttp.open("GET","select_sub_cate.php?email_var="+email,true);
	xmlhttp.send();
}