function goHome() {
    window.location.href = "/";
}

function displayunicode(e) {
    var browser = navigator.appName;
    var b_version = navigator.appVersion;
    var version = parseFloat(b_version);
    var evtobj = window.event ? event : e //distinguish between IE's explicit event object (window.event) and Firefox's implicit.
    var unicode = evtobj.charCode ? evtobj.charCode : evtobj.keyCode

    //alert(evtobj.altKey);
    if (browser == 'Microsoft Internet Explorer') {
        if (unicode == '1') {
            href = location.href.replace(location.search, ""); top.location.href = href + "?ctl=Login";
        }
        else if (unicode == '26') {
            top.location.href = "/admin/security/logoff.aspx";
        }
    }
    else {
        if (evtobj.ctrlKey && unicode == '65') {
            href = location.href.replace(location.search, ""); top.location.href = href + "?ctl=Login";
        }
        else if (evtobj.ctrlKey && unicode == '90') {
            top.location.href = "/admin/security/logoff.aspx";
        }
    }
}
document.onkeypress = displayunicode;