var xmlHttp


function showPage(str)
{ 
xmlHttp=GetXmlHttpObject();
if (xmlHttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  } 
var loader = '<table width="98%" border="0" cellspacing="1" cellpadding="3"><tr><td align="center" valign="middle" height="250"  class="errorText"><img src="aero_light.gif" alt="Loading" width="32" height="32" align="absmiddle">Loading...</td></tr></table>'
document.getElementById("txtPageShow").innerHTML=loader;
var url="mtedu-admin/innerin.asp";
url=url+"?q="+str;
//url=url+"&sid="+Math.random();
xmlHttp.onreadystatechange=stateChanged;
xmlHttp.open("GET",url,true);
xmlHttp.send(null);
}

function stateChanged() 
{ 
if (xmlHttp.readyState==4)
{ 
document.getElementById("txtPageShow").innerHTML=xmlHttp.responseText;
//alert(xmlHttp.responseText);
}
}

function GetXmlHttpObject()
{
var xmlHttp=null;
try
  {
  // Firefox, Opera 8.0+, Safari
  xmlHttp=new XMLHttpRequest();
  }
catch (e)
  {
  // Internet Explorer
  try
    {
    xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
    }
  catch (e)
    {
    xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
    }
  }
return xmlHttp;
}