function changepic(id)
{
  var httpRequest;
  var url="changepic.php?id="+id+"&sid="+Math.random(); /* sid is necessary for internet explorer */
		
  if (window.XMLHttpRequest) 
    { // Mozilla, Safari, ...
    httpRequest = new XMLHttpRequest();
    if (httpRequest.overrideMimeType) 
      httpRequest.overrideMimeType('text/xml');
    } 
  else if (window.ActiveXObject) 
         { // IE
         try 
		   {
           httpRequest = new ActiveXObject("Msxml2.XMLHTTP");
           } 
         catch (e) 
		   {
           try 
		     {
             httpRequest = new ActiveXObject("Microsoft.XMLHTTP");
             } 
           catch (e) {}
           }
         }

  if (!httpRequest) 
	{
    alert('Giving up :( Cannot create an XMLHTTP instance');
    return false;
    }
  httpRequest.onreadystatechange = function() { stateChangedpic(httpRequest); };
  httpRequest.open('GET', url, true);
  httpRequest.send(null);
} 

function stateChangedpic(xmlHttp) 
{ 
  if (xmlHttp.readyState==4)
    document.getElementById("changepic").innerHTML=xmlHttp.responseText;
}