function wxf_setmsgdiv()
{
    newDiv = document.createElement("div");
    newDiv.id = "Viewer_MsgDiv";
    newDiv.name = "Viewer_MsgDiv";
    document.body.appendChild(newDiv);

    //计算窗口大小
    var x = document.body.clientWidth / 2;
    var y = document.body.clientHeight / 2;

    //提示框属性设置
    var msgDiv = document.all.Viewer_MsgDiv;
    msgDiv.style.width = "200px";
    msgDiv.style.height = "50px";
    msgDiv.style.border = "1px solid #999999";
    msgDiv.style.backgroundColor = "#FFFFFF";
    msgDiv.style.padding = "10px";
    msgDiv.align = "center";
    x = x - msgDiv.clientWidth / 2;
    y = y - msgDiv.clientHeight / 2;
    msgDiv.style.position = "absolute";
    msgDiv.style.top = y + "px";
    msgDiv.style.left = x + "px";
    msgDiv.style.zIndex = 1001;
    msgDiv.style.display = "none";
}

function wxf_viewBusy(message)
{
    $('#Viewer_MsgDiv').html("<img src=\"Imgs/loading.gif\" align=\"absmiddle\">");
    if (message != '')
    {
		$('#Viewer_MsgDiv').html($('#Viewer_MsgDiv').html + "<div style=\"padding:5px;\">" + message + "</div>");
    }

    $('#Viewer_MsgDiv').css("display","");
}

function wxf_viewReady()
{
    $('#Viewer_MsgDiv').css("display","none");
}