function validatejoinusjava(formobj)
{


		
   		if (emptyField(formobj.joinusemail)) 
		{
			alert("Please enter your email.");
			formobj.joinusemail.focus();
			return (false);
		}
		
		if(!checkemail(formobj.joinusemail))
		{
			alert("Please enter a valid email.");
			formobj.joinusemail.focus();
			return (false);
		}
		
		var winobj = window.open("","newwin","width=350,height=150");
		winobj.focus();


 return true;
}