.fadeSome {
        opacity:0.30;
        filter:alpha(opacity=30);
        -moz-opacity: 30%;        
}
.fadeLots {
        opacity:0.50;
        filter:alpha(opacity=50);
        -moz-opacity: 0.5;        
}  
.fadeCompletely {
        opacity:0.0;
        filter:alpha(opacity=0);
        -moz-opacity: 0.0;
}     
#silverlightControlHost {
        height: 100%;
}