function submitNewsletterSignup()
{
    //var email = $("#email_address").val();
    //var email = jQuery.("#email_address").val();
    //var email = $("*[name=email_address]").val();
    var email = document.getElementById('email_address').value;
   
    if(email == "")
	return;
   
    jQuery.ajax({
	url: 'http://www.ccfphx.org/wp-content/themes/ccf/send-newsletter-signup-email.php',
	data: {"email" : email},
	type: "post",
	success: function (data)
	{
	    document.getElementById('email_address').value = "";	//clear field
	    alert(data);	//display confirmation
	},
	error: function()
	{
	    //alert("oops");
	}
    });
}