Snippet

Class

(function(ns, w, d) {

ns.YourName = initialize;
ns.YourName.prototype = {
    run: run
};

function initialize(options){

}

function run(){
    var self = this;

}

})(this, this, document);

HTML

$(document).ready(function() {
    var yourName = new YourName();
    yourName.run();
});

dialog

$('#dialog').css('top', $(w).scrollTop() + ($(w).height() / 2) + 'px');

#dialog {
    position: absolute;
    /*display: none;*/
    left: 50%;
    top: 50%;
    margin-top: -40px;
    margin-left: -150px;
    padding: 20px;
    width: 300px;
    border: 2px solid black;
    background-color: white;
    text-align: center;
}

queryParameters

function queryParameters(){
    var vars = [], hash;
    var hashes = window.location.href.slice(window.location.href.indexOf('?') + 1).split('&');
    for(var i = 0; i < hashes.length; i++) {
        hash = hashes[i].split('=');
        vars.push(hash[0]);
        vars[hash[0]] = hash[1];
    }
    return vars;
}