("contentWindow" in e.sourceObject.frame) && e.sourceObject.frame.contentWindow) 
getContentWindow(e.sourceObject.frame)) 
function cmdPrint(e){    if (("frame" in e.sourceObject) && e.sourceObject.frame &&        ("contentWindow" in e.sourceObject.frame) &&        e.sourceObject.frame.contentWindow)    {        e.sourceObject.frame.contentWindow.print();    }    else    {        display(MSG_ERR_UNABLE_TO_PRINT);    }}
5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5459/a3e839fe5b35a608da653750f2126d4c87be6b9f/commands.js/clean/extensions/irc/xul/content/commands.js