function show(fname) {
 if(fname != "") {
  
  //get rid of the backgroundImage
  var td = document.getElementById("b");
  td.style.backgroundImage = 'none';
 
    //alert(fname)
  http.open("GET", fname, true);
  http.onreadystatechange = getHttpRes;
  http.send(null);   
 }
}

function getHttpRes() {
   if (http.readyState == 4) { 
      res = http.responseText;
      res = stripDesignText(res);
    //alert(res);
      document.getElementById('main').innerHTML = res; 
   }
}

function stripDesignText(s) {
   startStr = "type=\"text/css\">"
 start = s.indexOf(startStr);
 if (start>0) {
  //alert(res);
  //alert(start);
  //alert(end);
  //alert(s.slice(start+startStr.length,end+3));
  return s.slice(start+startStr.length);
 }
 else {
  return s;
 }
}

//creates an XMLHttpRequest object for any browser, and returns that object. 
function getXHTTP() {
 //alert('Function 1')
   var xhttp;
   //The following "try" blocks get the XMLHTTP object for various browsers…
    try {    
         xhttp = new ActiveXObject("Msxml2.XMLHTTP");
      } catch (e) {
         try {
            xhttp = new ActiveXObject("Microsoft.XMLHTTP");
         } catch (e2) {
     //This block handles Mozilla/Firefox browsers...
       try {
          xhttp = new XMLHttpRequest();
       } catch (e3) {
          xhttp = false;
       }
         }
      }
   return xhttp; // Return the XMLHTTP object
}

//puts the XMLHttpRequest object into the http variable. 
//This executes when the page first loads.
var http = getXHTTP();

//var al = alert('Ajax Java Module Loaded');