A greasemonkey script to replace a link to Android Market with a link to AppBrain

link_to_appbrain.user.js

// ==UserScript==
// @name           Link to AppBrain
// @namespace      http://capybala.com/
// @description    Replace a link to Android Market with a link to AppBrain
// @include        http://*
// ==/UserScript==

var regex_list = [
	/^(?:market:\/|http:\/\/market\.android\.com)\/search\?q=(?:pname:)?([^&]*)/,
	/^(?:market:\/|http:\/\/market\.android\.com)\/details\?id=(?:pname:)?([^&]*)/
];

var i, j;

for (i = 0; i < document.links.length; i++) {
	var link = document.links[i];

	for (j = 0; j < regex_list.length; j++) {
		var match = link.href.match(regex_list[j]);

		if (match != null) {
			link.href = 'http://www.appbrain.com/app/' + match[1];
			break;
		}
	}
}