/**//*登陆Form*/
body,h1{margin:0; padding:0; font:normal 12px "新宋体";}
#loginForm{  z-index:800000;position:absolute; left:50%; top:50%; margin-left:-400px; margin-top:-200px;width:800px; height:400px;border:solid 5px #C1C1C1;background:#E7F6FF; overflow:hidden;padding:15px;}
/**//*屏蔽Div*/
#blockID
{
     background-color:#FFFFFF;
      position:absolute;
      top:0px;
      left:0px;
      z-index:5000;
     display:none;
     width:100%;
     height:100%;
    /**//*设置屏蔽div的透明度*/
     filter:alpha(opacity:1);opacity:0.1; 
     }