Campfire UI Cleanup

campfireuicleanup.user.js

// ==UserScript==
// @name          Campfire UI Cleanup
// @namespace     https://gist.github.com/818985
// @description   Some crap is just unnecessary
// @author        Jeremy Helms
// @include       *.campfirenow.com/room*
// ==/UserScript==
try {
	var css = "#conference {display:none;}\n#corner_logo {display:none;}\nul.participant-list {height:auto;}\n";

	if (typeof GM_addStyle != "undefined") { // Greasemonkey
		GM_addStyle(css);
	} else if (typeof PRO_addStyle != "undefined") { // IEScripts
		PRO_addStyle(css);
	} else if (typeof addStyle != "undefined") { // IE
		addStyle(css);
	} else { // DOM
		var heads = document.getElementsByTagName("head");
		if (heads.length > 0) {
			var node = document.createElement("style");
			node.type = "text/css";
			node.appendChild(document.createTextNode(css));
			heads[0].appendChild(node); 
		}
	}

    function toggle(e) {
       if(e.style.display == 'block' || !e.style.display)
          e.style.display = 'none';
       else
          e.style.display = 'block';
    }

    function notifyError(e) {
        new Insertion.Bottom('chat', "<tr class='topic_change_message message'><td colspan='2' style='color:#DA4632'><div>An error occurred: " + e + "</td></tr>");
    }

    // #Sidebar #Title h1 click:hides/shows #Sidebar #Title h2
    document.getElementById('Title').getElementsByTagName('h1')[0].style.cursor = 'pointer';
    document.getElementById('Title').getElementsByTagName('h1')[0].addEventListener('click', function(event) {
        try { toggle(document.getElementById('Title').getElementsByTagName('h2')[0]); } catch(e) { notifyError(e); }
    });

    // #Sidebar .participants h3 click:hides/shows #Sidebar .participants #participants
    document.getElementById('room_locking').getElementsByTagName('h3')[0].style.cursor = 'pointer';
    document.getElementById('room_locking').getElementsByTagName('h3')[0].addEventListener('click', function(event) {
        try { toggle(document.getElementById('participants')); } catch(e) { notifyError(e); }
    });

    // #Sidebar #files h3 click:hides/shows #Sidebar #files #file_list
    document.getElementById('files').getElementsByTagName('h3')[0].style.cursor = 'pointer';
    document.getElementById('files').getElementsByTagName('h3')[0].addEventListener('click', function(event) {
        try { toggle(document.getElementById('file_list')); } catch(e) { notifyError(e); }
    });
} catch(e) { notifyError(e); }