function popUp() {
    day = new Date();
    id = day.getTime();
    articleURL = determineArticle();
    articleURL = articleURL.split("/"), 1;
    article = articleURL[articleURL.length-1];
    url = "comments/" + article;
    eval("page" + id + " = window.open(url, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=428,height=506,left = 426,top = 259');");
}

function determineArticle() {
    articleURL = document.location.href;
    return articleURL;
}