rem: if (!callbackFunction) 
add: if (!callbackFunction) { 
context: function HTTPGet(uri, callbackFunction, callbackParameter) {  var xmlHttp = new XMLHttpRequest();  var bAsync = true;  if (!callbackFunction)    bAsync = false;  xmlHttp.open('GET', uri, bAsync);  xmlHttp.send(null);  if (bAsync) {    if (callbackFunction) {      xmlHttp.onreadystatechange = function() {        if (xmlHttp.readyState == 4)          callbackFunction(xmlHttp.responseText, xmlHttp, callbackParameter)      }    }    return true;  }  else {    return xmlHttp.responseText;  }}
meta: 10881	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10881/9f67ddf986678ed6bc5ebfe9bf1f1c21acb2fd35/drupal.js/buggy/misc/drupal.js