rem: node = document.getElementById("headerPart3"); if (node) node.removeAttribute("hide"); 
context: function ShowMessageHeaderPane(){   var node = document.getElementById("headerPart1");  if (node)    node.removeAttribute("hide");  node = document.getElementById("headerPart2");  if (node)    node.removeAttribute("hide");  node = document.getElementById("headerPart3");  if (node)    node.removeAttribute("hide");}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/bfdcf60221ea5da35f4385455dc2ea54bd3824cf/msgHdrViewOverlay.js/clean/mailnews/base/resources/content/msgHdrViewOverlay.js