function ReNew() {
    var s = new Date();
    document.getElementById("vailidImg").src = "VailidCode.aspx?" + s.getTime();
}


function addBookmark(title, url) {
    if (window.sidebar) {
        window.sidebar.addPanel(title, url, "");
    } else if (document.all) {
        window.external.AddFavorite(url, title);
    } else if (window.opera && window.print) {
        return true;
    }
}

function setHome(url) {
    if (document.all) {
        document.body.style.behavior = 'url(#default#homepage)';
        document.body.setHomePage(url);
    } else if (window.sidebar) {
        if (window.netscape) {
            try {
                netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
            } catch (e) {
                alert("该操作被浏览器拒绝，如果想启用该功能，请在地址栏内输入 about:config,然后将项 signed.applets.codebase_principal_support 值该为true");
            }
        }
        if (window.confirm("你确定要设置" + url + "为首页吗？") == 1) {
            var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces.nsIPrefBranch);
            prefs.setCharPref('browser.startup.homepage', url);
        }
    }
}


function MM_jumpMenu(selObj, restore) { //v3.0
    if (selObj.options[selObj.selectedIndex].value != 0) {
        window.open(selObj.options[selObj.selectedIndex].value, '', '');
        if (restore) selObj.selectedIndex = 0;
    }
}

function getUrlPara(paraName) {
    var sUrl = location.href;
    var sReg = "(?:\\?|&){1}" + paraName + "=([^&]*)"
    var re = new RegExp(sReg, "gi");
    re.exec(sUrl);
    return RegExp.$1;
}