rem: if (e.metaKey || e.altKey) 
add: if (e.which == 2) command = client.prefs["messages.middleClick"]; else if (e.metaKey || e.altKey) 
context: function onMessageViewClick(e){    if (e.which != 1)        return;        var cx = getMessagesContext(null, e.target);    var command;        if (e.metaKey || e.altKey)        command = client.prefs["messages.metaClick"];    else if (e.ctrlKey)        command = client.prefs["messages.ctrlClick"];    else        command = client.prefs["messages.click"];        if (client.commandManager.isCommandSatisfied(cx, command))    {        dispatch(command, cx);        e.preventDefault();        return true;    }    return false;}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/9418c6717f6a8411be0279d643c49bc7e8ecace3/handlers.js/clean/extensions/irc/xul/content/handlers.js