add: document.documentElement.getButton("accept").focus(); 
context: function init(aEvent) {  if (aEvent.target != document)    return;  var userAgentField = document.getElementById("userAgent");  userAgentField.value = navigator.userAgent;    var button = document.documentElement.getButton("extra2");  button.setAttribute("label", document.documentElement.getAttribute("creditslabel"));  gSelectedPage = 0;  button.addEventListener("command", switchPage, false);}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/d443bf91183800aac9a28411529e711079656500/aboutDialog.js/clean/browser/base/content/aboutDialog.js