.sliderwrapper{
position: relative; /*leave as is*/
overflow: hidden; /*leave as is*/
margin: 0 auto;
border: 0px solid #333;
width: 360px; /*width of featured content slider*/
height: 320px;
}

.sliderwrapper .contentdiv{
visibility: hidden; /*leave as is*/
position: absolute; /*leave as is*/
left: 0;  /*leave as is*/
top: 0;  /*leave as is*/
padding: 5px;
background: white;
width: 360px; /*width of content DIVs within slider. Total width should equal slider's inner width (390+5+5=400) */
height: 100%;
filter:progid:DXImageTransform.Microsoft.alpha(opacity=100);
-moz-opacity: 1;
opacity: 1;
}