.item-tab .strip{height:26px;white-space:nowrap;overflow:hidden;vertical-align:middle;line-height:29px;cursor:default;-moz-user-select:none;float:left;}.item-tab .tab{position:absolute;left:-10000px;top:-10000px;}.item-tab-strip{float:left;position:relative;top:1px;z-index:1;}.item-tab-body{border:1px solid #ccc;position:relative;overflow:auto;background-color:#fff;}.active{position:relative;top:1px;z-index:1;}.strip .strip-left,.strip .strip-right{float:left;height:100%;width:3px;}.strip .strip-center{float:left;height:100%;vertical-align:center;}.strip-left{background:url(../tab/strip-over-both.gif) left top;}.strip-right{background:url(../tab/strip-over-both.gif) right top;}.strip-center{background:url(../tab/strip-over-center.gif) repeat-x left top;text-align:center;}.active .strip-left{background:url(../tab/strip-active-both.gif) left top;}.active .strip-right{background:url(../tab/strip-active-both.gif) right top;}.active .strip-center{background:url(../tab/strip-active-center.gif) repeat-x left top;line-height:25px;}.tab-close{background:url(../tab/tab_close.gif);position:relative;top:8px;float:right;width:11px;height:11px;line-height:1px;font-size:1px;cursor:pointer;visibility:hidden;}.active .tab-close{background-position:-11px -33px;top:7px;}.tab-btn-over{background-position:0 -11px;}.active .tab-btn-over{background-position:-11px -11px;}.tab-btn-down{background-position:0 -22px;}.active .tab-btn-down{background-position:-11px -22px;}.tab-scroll{width:18px;background:url(../tab/scroll.gif);float:left;position:relative;top:1px;z-index:1;height:26px;}.tab-scroll-left{background-position:-17px 0;}.tab-scroll-right{background-position:0 -27px;}.tab-scroll-left-over{background-position:0 0;}.tab-scroll-right-over{background-position:-17px -27px;}.scroll-disabled{opacity:.5;filter:alpha(opacity=50);}