var xmlhttp=false;
/*@cc_on @*/
/*@if (@_jscript_version >= 5)
// JScript gives us Conditional compilation, we can cope with old IE versions.
// and security blocked creation of the objects.
 try {
  xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
 } catch (e) {
  try {
   xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
  } catch (E) {
   xmlhttp = false;
  }
 }
@end @*/
if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
	try {
		xmlhttp = new XMLHttpRequest();
	} catch (e) {
		xmlhttp=false;
	}
}
if (!xmlhttp && window.createRequest) {
	try {
		xmlhttp = window.createRequest();
	} catch (e) {
		xmlhttp=false;
	}
}

function getCourses(){
//alert("url");
var loadin = "<span style=';color:#c88888;font-size:13;font-family:times;font-style:italic;'>Loading...</span>";
document.getElementById("programs").innerHTML = loadin;
var categ_id = document.getElementById("categ_id").value;
var url = "javascript/getCourses.php?categ_id="+categ_id;
xmlhttp.open("GET",url,true);
xmlhttp.onreadystatechange = function(){
if(xmlhttp.readyState == 4){
var sText = xmlhttp.responseText;
document.getElementById("programs").innerHTML = sText;
}
}
xmlhttp.send(null);
}