/* ----- LAYOUT ------------------------------------------------------------------------------------------------------ */
#prvbackground { 
	position:absolute;
	z-index:1000;
	left:0px;
	top:0px;
	width:100%;
	height:100%;
	background:gray;
	filter:alpha(opacity=50);
	-moz-opacity:.50;
	opacity:.50;
	}

#prvdiv
{
z-index:1003;
position:absolute;
top:150px;
width:500;
background:white;
padding:5px 5px 5px 5px;
border:solid 3px steelblue;
margin:auto;	
}
#prvwrapper
{
	position:absolute;
	z-index:1002;
	left:0px;
	top:0px;
	width:500px;
	text-align:center;
}
.prvhide
{
	display:none;
}
.prvshow
{
	display:inline;
}