//Create a boolean variable to check for a valid Internet Explorer instance.
var xmlhttp = false;
  //Check if we are using IE.
  try {
  //If the Javascript version is greater than 5.
  	xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
  	//alert ("You are using Microsoft Internet Explorer.");
  } catch (e) {
	//If not, then use the older active x object.
  	try {
		//If we are using Internet Explorer.
		xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
		//alert ("You are using Microsoft Internet Explorer");
	} catch (E) {
	//Else we must be using a non-IE browser.
	xmlhttp = false;
}
}
//If we are using a non-IE browser, create a javascript instance of the object.
if (!xmlhttp && typeof XMLHttpRequest != 'undefined') {
xmlhttp = new XMLHttpRequest();
//alert ("You are not using Microsoft Internet Explorer");
}
function makerequest(serverPage, objID) {
var obj = document.getElementById(objID);

setStatus ("CARREGANDO...",objID);

xmlhttp.open("GET", serverPage);
xmlhttp.onreadystatechange = function() {
if (xmlhttp.readyState == 4 && xmlhttp.status == 200) {
obj.innerHTML = xmlhttp.responseText;
}
}
xmlhttp.send(null);
}

//Function to set a loading status.
function setStatus (theStatus, theObj){
obj = document.getElementById(theObj);
if (obj){
obj.innerHTML = "<div class=\"bold\">" + theStatus + "</div>";
}
}