function validateContact (f) {
		if (f.txt_name.value == '') {
			alert ("Please enter your name.");
			return false;
		}
		if (f.txt_phone.value == '') {
			alert ("Please enter your phone number.");
			return false;
		}
		if (f.txt_email.value == '') {
			alert ("Please enter your email address.");
			return false;
		}
		return true;
	}


	function validateContactHome (f) {
		if (f.txt_name.value == 'Name' || f.txt_name.value == '') {
			alert ("Please enter your name.");
			return false;
		}
		if (f.txt_phone.value == 'Phone Number' || f.txt_phone.value == '') {
			alert ("Please enter your phone number.");
			return false;
		}
		if (f.txt_email.value == 'Email' || f.txt_email.value == '') {
			alert ("Please enter your email address.");
			return false;
		}
		return true;
	}