Added direction param in doc
Added direction param in doc

ziteboard/famous,ziteboard/famous,Lkraljevic/famous,Famous/famous,Offirmo/famous,SeanOceanHu/famous,gdi2290/famous,Faiz7412/famous,chinakids/famous,Faiz7412/famous,Famous/famous,SuPenguin/famous,Bizboard/famous,trusktr/famous