rem: try { window.frames["accountCentralPane"].location.href = "about:blank"; } catch (ex) { dump("Error hiding AccountCentral page -> " + ex + "\n"); } document.getElementById("key_toggleMessagePane").removeAttribute("disabled"); gAccountCentralLoaded = false; 
add: try { window.frames["accountCentralPane"].location.href = "about:blank"; } catch (ex) { dump("Error hiding AccountCentral page -> " + ex + "\n"); } document.getElementById("key_toggleMessagePane").removeAttribute("disabled"); gAccountCentralLoaded = false; 
context: function HidingAccountCentral(){    try    {        window.frames["accountCentralPane"].location.href = "about:blank";    }    catch (ex)    {        dump("Error hiding AccountCentral page -> " + ex + "\n");    }    document.getElementById("key_toggleMessagePane").removeAttribute("disabled");    gAccountCentralLoaded = false;}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/ccff27ae5ea759b39dd6b66f6aa46e3909bad3c9/mailWindow.js/buggy/mail/base/content/mailWindow.js