// JavaScript Document
function check_null()
{
	var Email;
	Email=document.formcheck.Email;
	
	if(Email.value.length==0)
	{
		alert("Enter Email!");	
		Email.focus();
		return false;
	}
	return true;
}
function emailCheck(s)
{
	var Email;
	Email=document.formcheck.Email;
	if(!(s.match(/^[\w]+([_|\.-][\w]{1,})*@[\w]{2,}([_|\.-][\w]{1,})*\.([a-z]{2,4})$/i) ))
    {
		alert("Please Enter Valid Email Address");		
		Email.focus();
		return false;
	}
	else
	{
		return true;
	}	
}