My browser version 17.0.1.... I am doing one facebook app... In this my site is loaded inside the iframe in facebook server... Iframe code of facebook is <iframe scrolling="yes" height="800" frameborder="0" src="javascript:&quot;&quot;" name="iframe_canvas" id="iframe_canvas" class="smart_sizing_iframe" style="height: 725px;"> I dont need scrollbar in my application so i gave "overflow:hidden" for body tag & html tag.....In chrome & other browser the scroll bar gone but in Firefox the scroll bar shadow remain exist.... how to get ride the scroll bar sahdow ????? thanks