function CheckForm() {		
	send_mail = true;
	mail_body = "";
	for(i = 0; i < fields.length; i++) {
		if(document.getElementById(fields[i]).value.length < 1) {
			document.getElementById("txt_" + fields[i]).style.color = error_color;
			send_mail = false;
		} else {
			if(document.getElementById(fields[i]).type == "hidden") {
				mail_body += "<br><u><b>" + document.getElementById(fields[i]).value.toUpperCase() + "</b></u><br>";
			} else {
				document.getElementById("txt_" + fields[i]).style.color = normal_color;
				mail_body += "<b>" + document.getElementById("txt_" + fields[i]).innerHTML + ":</b> " + document.getElementById(fields[i]).value + "<br>";
			}
		}
	}
	mail_body += ext_info;
	
	if(send_mail) {
		document.getElementById("mailbody").value = mail_body;
	}
	
	return send_mail;
}

function ClearAll() {
	for(i = 0; i < fields.length; i++) {
		if(document.getElementById(fields[i]).type != "hidden") {
			document.getElementById("txt_" + fields[i]).style.color = normal_color;
			document.getElementById(fields[i]).value = "";
		}
	}
}