页面状态加载....
createMask();
function createMask()
{
document.write("<div id='shield' style='Z-INDEX:1000;filter:alpha(opacity=10);BACKGROUND-COLOR:#cccccc;LEFT:0;WIDTH:100%;POSITION:absolute;TOP:0;HEIGHT:100%'><br> <img src='images/loading.gif'>数据正在读入中,请稍等...</div>");
}
document.onreadystatechange = new Function("hiddenLay();");
function hiddenLay()
{
if(document.readyState=="complete")
{
document.getElementById("shield").style.display="none";
}
}
存成js,再head里引用就可以了