// JavaScript Document

function doSubscribe()
{
	if (

		isEmpty( document.newsletterForm.Contact_email )
		)
		{
		alert('please enter your Email Address');		
	
	} else 
	{
		document.newsletterForm.submit();
	} 
}
function isEmpty( field )
{
	return field.value == null || field.value == "";
}
//-->