add: if (document.getElementById("displayDeck").selectedPanel == accountCentralBox) ShowingAccountCentral(); else 
context: function ShowAccountCentral(){    document.getElementById("displayDeck").selectedPanel = accountCentralBox;}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/a13827d6971cf20eed86dd72bda21fc0484a105d/mailWindow.js/clean/mail/base/content/mailWindow.js