Lever of Doom Avatar

// ==UserScript==
// @name         Lever of Doom
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  try to take over the world!
// @include      http://www.neopets.com/space/strangelever.phtml
// @include      http://www.neopets.com/space/leverofdoom.phtml
// @grant        none
// ==/UserScript==
/* jshint -W097 */
'use strict';

function findLinkContainingString(myStr) {
    var aTags = document.getElementsByTagName("input");
    var searchText = myStr;
    var found;

    for (var i = 0; i < aTags.length; i++) {
        if (aTags[i].value.search(searchText) != -1) {
            console.log("Found tag with textContent: " + aTags[i].value);
            found = aTags[i];
            break;
        }
    }
    return found;
}

var backToLever = findLinkContainingString("Go Back to the Lever");
var pullLever = findLinkContainingString("Pull the Lever Anyway");
if (document.body.innerHTML.search("You are now eligible to use") < 0) {
    if (backToLever != null) {
        backToLever.click();
    } else {
        pullLever.click();
    }
}