add:  /* workaround for 39655 */ var messagePaneBox = document.getElementById("messagepanebox"); if (messagePaneBox && gFolderJustSwitched) messagePaneBox.setAttribute("collapsed", "true");  
context: function ShowMessageHeaderPane(){   if (gViewAllHeaders)  {    HideMessageHeaderPane();    msgPaneData.ViewAllHeadersToolbar.removeAttribute("collapsed");    msgPaneData.ViewAllHeadersBox.removeAttribute("collapsed");  }  else  {    msgPaneData.ViewAllHeadersToolbar.setAttribute("collapsed", "true");    msgPaneData.ViewAllHeadersBox.setAttribute("collapsed", "true");        var node = document.getElementById("headerPart1");    if (node)      node.removeAttribute("collapsed");    node = document.getElementById("headerPart2");    if (node)      node.removeAttribute("collapsed");/*    node = document.getElementById("headerPart3");    if (node)      node.removeAttribute("collapsed");*/  }}
meta: 5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5459/aae8c93909f28e0a300b7e347c575a087111ed0c/msgHdrViewOverlay.js/clean/mailnews/base/resources/content/msgHdrViewOverlay.js