.LoadDiv {
position: absolute;
left: 50%;
top: 50%;
width: auto;
z-index: 20000;
display: none;
background-color: #000;
opacity: 0.40;
filter: alpha(opacity=40);
-moz-opacity: 0.4;
-khtml-opacity: 0.4;
border-radius: 10px;
}

.BigDiv {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
background-color: #000;
opacity: 0.40;
filter: alpha(opacity=40);
-moz-opacity: 0.4;
-khtml-opacity: 0.4;
z-index: 19999;
display: none;

}