function Gubrak2(sel) {
  var gembel = sel.options[sel.selectedIndex].value;
  document.getElementById('namaproduk2').options.length = 0; 

  var urlContent = 'http://sharp-indonesia.com/new/index.php?option=com_chronocontact&chronoformname=ajaxProduct&format=raw&task=extra&firstCode='+gembel;
  
  xmlhttp.open("GET",urlContent,true);
  xmlhttp.onreadystatechange=function() {
    if (xmlhttp.readyState==4) {
        var obj = document.getElementById('namaproduk2');
	eval(xmlhttp.responseText);
    }
 }
  xmlhttp.send(null); 
}

function Sikat2(sel) {
  var gembel = sel.options[sel.selectedIndex].value;
  document.getElementById('categoryid').options.length = 0;
  var urlContent = 'http://sharp-indonesia.com/new/index.php?option=com_chronocontact&task=extra&chronoformname=ajaxUnduh&format=raw&satu='+gembel;


  xmlhttp.open("GET",urlContent,true);
  xmlhttp.onreadystatechange=function() {
    if (xmlhttp.readyState==4) {
        var obj = document.getElementById('categoryid');
        eval(xmlhttp.responseText);
    }
 }
  xmlhttp.send(null);
}