// JavaScript Document

function fetch_subcategories(id)
{
var xmlHttp;
try
  {
  // Firefox, Opera 8.0+, Safari
  xmlHttp=new XMLHttpRequest();
  }
catch (e)
  {
  // Internet Explorer
  try
    {
    xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
    }
  catch (e)
    {
    try
      {
      xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
      }
    catch (e)
      {
      alert("Your browser does not support AJAX!");
      return false;
      }
    }
  }

xmlHttp.onreadystatechange=function()
    {
		if(xmlHttp.readyState==4)
		  {
					document.getElementById('subcategories').innerHTML=xmlHttp.responseText; 
		  }
    }
  xmlHttp.open("POST","operations.php?task=subcategories&id="+id,true);
  xmlHttp.send(null);
  }