user-script-utilities.js

/**** Url ****/

function getCurrentUrl() {
    return window.location.href;
}

function getParameterByName(name, url) {
    if (!url) url = window.location.href;
    name = name.replace(/[\[\]]/g, "\\$&");
    var regex = new RegExp("[?&]" + name + "(=([^&#]*)|&|#|$)"),
        results = regex.exec(url);
    if (!results) return null;
    if (!results[2]) return '';
    return decodeURIComponent(results[2].replace(/\+/g, " "));
}

/**** Page Options ****/

function realoadPage(miliseconds) {
    return setInterval(function () {
        window.location.reload();
    }, miliseconds);
}

function closePage(miliseconds) {
    return setInterval(function () {
        window.close();
    }, miliseconds);
}

/**** DOM Manipulation ****/

function insertAfter(newNode, referenceNode) {
    referenceNode.parentNode.insertBefore(newNode, referenceNode.nextSibling);
}

function insertBefore(newNode, referenceNode) {
    referenceNode.parentNode.insertBefore(newNode, referenceNode);
}