function checkForm() {
var str = "The following errors were found:\n\n";
var errorMsg = str;
	
	if (document.gab.Customer_Name.value.length < 1) {
		errorMsg += " :: Please enter your name.\n";
	}
	
	if (document.gab.Street_Address.value.length < 1) {
		errorMsg +=  " :: Please enter your mailing address.\n";
	}
	
	if (document.gab.City.value.length < 1) {
		errorMsg += " :: Please enter your city.\n";
	}
	
	if (document.gab.Zip.value.length < 1) {
		errorMsg += " :: Please enter your postal code.\n";
	}
	if ((/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(document.gab.Email.value)) == 0) {
		errorMsg += " :: Please enter a valid e-mail address.\n";
	}
	

	if (errorMsg != str) {
		alert (errorMsg);
		return false;
	} else {
		return true;
	}
}