function loading(TitleName, toUrl, w, h, canclose) {
    //TitleName:窗口标题
    //toUrl:窗口内容链接
    //w:窗口宽度
    //h:窗口高度
    //canclose:是否可关闭

    //////创建各对象///////
    if (canclose) {
        if (document.getElementById("alpha_box") == null) {
            var objDiv = document.createElement("div");
            objDiv.id = "alpha_box";
            document.body.appendChild(objDiv);
        }
        else {
            var div = document.getElementById("boxb");
            div.parentNode.removeChild(div);
        }
    }
    else {
        if (document.getElementById("alpha_boxa") == null) {
            var objDiv = document.createElement("div");
            objDiv.id = "alpha_boxa";
            document.body.appendChild(objDiv);
        }
        else {
            var div = document.getElementById("boxb");
            div.parentNode.removeChild(div);
        }
    }
    var objDiv = document.createElement("div");
    objDiv.id = "boxb";
    objDiv.style.display = "none";
    if (canclose)
        objDiv.innerHTML = "<div class='title' id='wftitle'><div class='t1'></div><div class='t2' id='wft2'><div class='layout_name' id='wfTitleName'><a>框体名称</a></div><div class='close_name' onclick=\"closer('boxb')\"><a><img src='/img/pub/close.gif' title='关闭'></a></div></div><div class='t3' id='wft3'></div></div><div class='m'><div class='m1' id='wfm1'><iframe id='showBody' name='showBody' frameborder='0'></iframe></div><div class='m2' id='wfm2'></div></div><div class='b' id='wfb'><div class='b1'></div><div class='b2' id='wfb2'></div><div class='b3'></div></div>";
    else
        objDiv.innerHTML = "<div class='title' id='wftitle'><div class='t1'></div><div class='t2' id='wft2'><div class='layout_name' id='wfTitleName'><a>框体名称</a></div></div><div class='t3' id='wft3'></div></div><div class='m'><div class='m1' id='wfm1'><iframe id='showBody' name='showBody' frameborder='0'></iframe></div><div class='m2' id='wfm2'></div></div><div class='b' id='wfb'><div class='b1'></div><div class='b2' id='wfb2'></div><div class='b3'></div></div>";
    document.body.appendChild(objDiv);
    //////创建各对象///////
    if (canclose)
        var alpha_box = document.getElementById("alpha_box");
    else
        var alpha_box = document.getElementById("alpha_boxa");
    var bodyheight = document.documentElement.clientHeight; //内容可视区域的高度,一般是最后一个工具条以下到状态栏以上的这个区域，与页面内容无关。
    var bodyscrollHeight = document.body.scrollHeight; //页面内容的实际高度；
    if (bodyscrollHeight < bodyheight) {
        alpha_box.style.height = bodyheight + "px";
    }
    else {
        alpha_box.style.height = bodyscrollHeight + "px";
    }
    alpha_box.style.display = "block"; //以上均是对透明背景层的操作；
    var boxb = document.getElementById("boxb");
    boxb.style.width = w + "px";
    boxb.style.height = h + "px";
    var wfTitleName = document.getElementById("wfTitleName");
    wfTitleName.style.width = (w - 80) + "px";
    wfTitleName.innerHTML = "<a>" + TitleName + "</a>";
    var wftitle = document.getElementById("wftitle");
    wftitle.style.width = w + "px";
    var wft2 = document.getElementById("wft2");
    wft2.style.width = (w - 18) + "px";
    var wfm1 = document.getElementById("wfm1");
    var wfm2 = document.getElementById("wfm2");
    wfm1.style.width = (w - 15) + "px";
    wfm1.style.height = (h - 35) + "px";
    wfm2.style.height = (h - 35) + "px";
    var wfb2 = document.getElementById("wfb2");
    wfb2.style.width = (w - 18) + "px";
    var wfb = document.getElementById("wfb");
    wfb.style.width = w + "px";
    var showBody = document.getElementById("showBody");
    showBody.style.width = (w - 15) + "px";
    showBody.style.height = (h - 35) + "px";
    boxb.style.display = "block";
    showBody.src = toUrl;
    boxb.style.left = document.documentElement.clientWidth / 2 - (boxb.clientWidth / 2) + "px";
    boxb.style.top = document.documentElement.clientHeight / 2 - (boxb.clientHeight / 2) + document.documentElement.scrollTop + "px";
}

function closer() {
    document.getElementById("alpha_box").style.display = 'none';
    document.getElementById("boxb").style.display = 'none';
    if (window.frames["showBody"].frames["getinfo"] != null)
        window.frames["showBody"].frames["getinfo"].wfclea();
    if (document.forms["frm"] != null) {
        if (document.forms["frm"].sqlb != null)
            document.forms["frm"].sqlb.style.display = "";
        if (document.forms["frm"].page != null)
            document.forms["frm"].page.style.display = "";
    }
}