.centerDivAuto{
	margin: 0px auto;
	width: 90%;
}

.centerDivSize{
	position: relative;
	left: 50%;
	margin-left: -400px;
	width: 800px;
}

.maskAll{
  filter:alpha(opacity=40);
  /* CSS3 standard */
  opacity:0.4;
  /* for Mozilla, Firefox */
  -moz-opacity:0.4;
  display: none;
}