//
function validateform() {
	// validate name and email address
	if ( isEmpty(document.getElementById("strName"), "", "Please enter your friend's name.")) {
		return false;
	}	
	eEmail1 = document.getElementById("strEmail")
	if ( ! validateEmail(eEmail1.value, "") ) {
		alertAndFocus(eEmail1,"Please enter a valid email address.");
		return false;
	}
	
	if ( isEmpty(document.getElementById("strSenderName"), "", "Please enter your name.")) {
		return false;
	}	
	eEmail1 = document.getElementById("strSenderEmail")
	if ( ! validateEmail(eEmail1.value, "") ) {
		alertAndFocus(eEmail1,"Please enter a valid email address.");
		return false;
	}	
	return true;
}