#mbDiv
{
  position: absolute;
  top: 0px;
  left: 0px;
  width: 100%;
  height: 1800px;
  background-color: #ece7da; /*蒙版背景色*/
  z-index: 10; 
  filter: alpha(opacity=50);
  opacity: 0.5; /*蒙版透明度*/
  text-align: center;
}

#popDiv
{
  position: absolute;      
  background-color: transparent; /*弹出框背景色*/
  z-index: 100;  
}

#topDiv
{
  width: 100%;
  height: 21px;
  background-color: #e77f7f; /*弹出框标题栏背景色*/
  text-align:right;
}

.imgSlt
{
  border:green 1px solid;
}

.imgNormal
{
  border:none;
}