// JavaScript Document
function createXMLHttpRequest() {
	if(window.XMLHttpRequest) {
	try { 
	xmlHttpRequest = new XMLHttpRequest();
	} catch(e) { return null; }
	} else if(window.ActiveXObject) {
	try {
	xmlHttpRequest = new ActiveXObject("Msxml2.XMLHTTP");
	} catch(e) {
	try {
	xmlHttpRequest = new ActiveXObject("Microsoft.XMLHTTP");
	} catch (e) { return null; }
	}
	} else return null;
	return xmlHttpRequest;
}

function gebi(idelemento){
	var elemento;
	if (document.getElementById){
		elemento=document.getElementById(idelemento);
	} else {
		elemento=document.all(idelemento);
	}
	return elemento;
}