#screenTabs{  float:left;   width:100%;   background:#E8E9F1 url("../beheer/tabs/bg.gif") repeat-x bottom;   display:expression(this.getElementsByTagName('UL').length ? "block":"none")}
#tabs{  float:left;   width:600px;   line-height:normal;   white-space:nowrap;   background:#E8E9F1 url("../beheer/tabs/bg.gif") repeat-x bottom}
#tabs ul{margin:0; padding:0px 10px 10px 10px; list-style:none}
#tabs a{display:block; background:url("../beheer/tabs/right.gif") no-repeat right top; padding:5px 9px 4px 4px; vertical-align:baseline; text-decoration:none; color:#000; width:.1em}
#tabs >ul a{width:auto}
#tabs a:hover, 
#tabs a:visited, 
#tabs a:active{text-decoration:none; color:#000}
#tabs li{float:left; background:url("../beheer/tabs/left.gif") no-repeat left top; margin:0; padding:0 0 0 2px; border-bottom:solid 1px #765}
#tabs li#current{border-width:0}
#tabs #current{background-image:url("../beheer/tabs/left_on.gif"); margin-left:-3px}
#tabs #current a{background-image:url("../beheer/tabs/right_on.gif"); padding:3px 9px 7px 6px; vertical-align:baseline}
#tabs .last a{background-image:url("../beheer/tabs/right_last.gif")}
#tabs .first{background-image:url("../beheer/tabs/left_first.gif")}
#tabs .first#current{margin-left:0}
#tabs li:hover{background-position:0% -150px; cursor:pointer}
#tabs li:hover a{background-position:100% -150px}
#tabs li.first:hover{background-position:top left}
#tabs a:hover{background-position:100% -150px}