function verifyContactUsForm(theForm) {
	var f = theForm;
	var errors = "";
	if (f.theSenderEmailAddress.value == "") {
		errors += "Enter sender email address\n"; 
	} else {
		if ((f.theSenderEmailAddress.value.indexOf("@") == -1) || (f.theSenderEmailAddress.value.indexOf(".") == -1)) {
			errors += "Enter a valid sender address\n";
		}
	}
	
	if (f.theSenderName.value == "") {
		errors += "Enter your name\n";
	}
	if (f.theSenderCompany.value == "") {
		errors += "Enter your company name\n";
	}
	if (f.theSenderTelephone.value == "") {
		errors += "Enter your telephone number\n";
	}
	if (f.theSenderAddress.value == "") {
		errors += "Enter your address\n";
	}
	if (f.theSenderEnquiry.value == "") {
		errors += "Enter your enquiry\n";
	}
	
	if (errors) {
		alert(errors);
		return false;
	} else {
		return true;
	}
}