fixed drawing with active scrollbars
fixed drawing with active scrollbars

xinjiguaike/fbvlc,xinjiguaike/fbvlc,xinjiguaike/fbvlc,RSATom/fbvlc,xinjiguaike/fbvlc,RSATom/fbvlc,RSATom/fbvlc,RSATom/fbvlc,RSATom/fbvlc