function signupvalid()
{
	email = document.getElementById('signup_email');
	err_flag = 0;
	
	if (email.value == "" || !validate_eml(email.value))
	{
		alert ("Please enter proper Email!");
		email.value = "";
		email.focus();
		return; 
	}
	else
	{
		document.getElementById('frmSignUp').submit();
	}
}

function validate_eml(e)
{
	var str=e;
	var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i

	if (!filter.test(str))
		return false;
	else
		return true;
}