// JavaScript Document
function check_form()
{
	//alert('In function');
	var themessage = "You are required to complete the following fields: \n\n";

	if (document.contactus.first_name.value=="") {
		themessage = themessage + " - First Name\n";
	}
	if (document.contactus.last_name.value=="") {
		themessage = themessage + " -  Last Name\n";
	}	
	if (document.contactus.email.value=="") {
		themessage = themessage + " -  E-mail\n";
	}	
	//alert if fields are empty and cancel form submit
	if (themessage == "You are required to complete the following fields: \n\n") {
		document.form1.submit();
	}
	else {
		alert(themessage);
	return false;
	}
}