#alertLayers {
  position:fixed;
  top:0;
  left:0;
  width:100%;
  height:100%;
  z-index:100000;
}

#alertLayers_backarea {
  position:absolute;
  left:0;
  top:0;
  width:100%;
  height:100%;
  background:#000;
  opacity:0.4;
  filter:alpha(opacity=40);
  z-index:100001;
}

.alertLayer {
  line-height:20px;
  position:absolute;
  top:10%;
  left:50%;
  border:1px solid #999;
  border-radius:6px;
  box-shadow:0px 3px 7px rgba(0,0,0,0.3);
  background:#fff;
  width:400px;
  margin:0 0 0 -200px;
  z-index:100002;
}

.alertLayer_body {
  padding:15px;
  border-radius:6px 6px 0 0;
  min-height:50px;
  border-bottom:1px solid #ddd;
  margin:0 0 1px 0;
}

.alertLayer_foot {
  padding:7px;
  background:#f5f5f5;
  border-radius:0 0 6px 6px;
  position:relative;
  height:20px;
}

.alertLayer_close {
  position:absolute;
  top:7px;
  right:7px;
  width:20px;
  height:20px;
  white-space:nowrap;
  text-indent:-10000px;
  cursor:pointer;
  background:url('./../images/close.png') no-repeat 50%;
  overflow:hidden;
}