// ==UserScript==
// @name          ACM Portal Login Clickthrough
// @namespace     http://nirmalpatel.com
// @description   automatically clicks login button on portal login page
// @include       https://portal.acm.org/poplogin.cfm*
// ==/UserScript==


function clickThrough() {

    var userNameField = document.getElementById("username");
    if (userNameField) {
        document.getElementById('logfrm').submit();
    }

}

setInterval(clickThrough, 500);