/**
 * Validate contactUs.php form
 */

var submitted = 0;

function validateContactUs() {
	var form = document.forms.contactUs;
	
	if (!form.firstName.value) {
		// Check if first name submitted
		alert("Please enter a First Name");
		form.firstName.focus();
		return (false);
	} else if (!form.lastName.value) {
		// Check if last name submitted
		alert("Please enter a Last Name");
		form.lastName.focus();
		return (false);
	} else if (!form.phone.value) {
		// Check if phone# submitted
		alert("Please enter a Phone Number");
		form.phone.focus();
		return (false);
	} else if (!form.email.value) {
		// Check if email address submitted
		alert("Please enter an Email");
		form.email.focus();
		return (false);
	} else if (submitted==1) {
		// Check if form has already been submitted
		alert("Form is already processing");
		return (false);
	} else {
		// If all required fields have been filled, submit form
		submitted = 1;
		return (true);
	}
}