function contact_button() {

	url_contact_form = '/includes/forms/contact.inc.php';

	if (document.contact_form.mailing_list.checked == true)		{ document.contact_form.mailing_list.value = 'Y'; }	
	else														{ document.contact_form.mailing_list.value = 'N'; }	
	
	jQuery.post(url_contact_form,{
	
		first_name:		document.contact_form.first_name.value,
		last_name: 		document.contact_form.last_name.value,
		email: 			document.contact_form.email.value,
		comments: 		document.contact_form.comments.value,
		mailing_list: 	document.contact_form.mailing_list.value
	
	},function(json_contact_button){
	
		if (json_contact_button.contact_button[0].error == "success") 	{ 	document.getElementById("contact_error").innerHTML = "thanks!";
																			document.contact_form.first_name.value = "";
																			document.contact_form.last_name.value = "";
																			document.contact_form.email.value = "";
																			document.contact_form.comments.value = ""; }
		else															{ 	document.getElementById("contact_error").innerHTML = json_contact_button.contact_button[0].error; }
	});
}