add: } 
context: function showHeaderView(headerTable){  var headerEntry;  for (index in headerTable)  {    headerEntry = headerTable[index];    if (headerEntry.valid)      headerEntry.enclosingBox.removeAttribute('collapsed');    else // if the entry is invalid, always make sure it's collapsed      headerEntry.enclosingBox.setAttribute('collapsed', true);  }}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/bfba1cb841e69377fce163a46f11c4a283863ee6/msgHdrViewOverlay.js/clean/mailnews/base/resources/content/msgHdrViewOverlay.js