gistfile1.js

// ==UserScript==
// @name          yh fixed nav
// @namespace     http://userstyles.org
// @description	  Sets the YH! navigation as a fixed div.
// @author        berge
// @homepage      http://userstyles.org/styles/14283
// @include       http://yayhooray.com/*
// @include       https://yayhooray.com/*
// @include       http://*.yayhooray.com/*
// @include       https://*.yayhooray.com/*
// ==/UserScript==
(function() {
var css = "@namespace url(http://www.w3.org/1999/xhtml); #navigation {background: white; position:fixed !important;}";
if (typeof GM_addStyle != "undefined") {
	GM_addStyle(css);
} else if (typeof addStyle != "undefined") {
	addStyle(css);
} else {
	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); 
	}
}
})();