.RadAjax .raDiv。RadAjax .raColor{宽度:100%;嗨!t:100%;margin:0;padding:0}.RadAjax .raDiv{position:relative;z-index:2;background-color:transparent;background-position:center center;background-repeat:no-repeat}.RadAjax .raColor{position:absolute;top:0;left:0;z-index:1;background-image:none}.RadAjax .raTransp{zoom:1}.RadAjax .raTop{background-position:center top}.RadAjax .raTopLeft{background-position:left top}.RadAjax .raTopRight{background-position:right top}.RadAjax .raLeft{background-position:left center}.RadAjax .raRight{background-position:right center}.RadAjax .raBottom{background-position:center bottom}.RadAjax .raBottomLeft{background-position:left bottom}.RadAjax .raBottomRight{background-position:right bottom}.RadAjax div.raNone{background-image:none}* html .RadAjaxUpdatedElement select{visibility:hidden!important}