fix issue8
fix issue8

gaotao1989/jacman,jiyiren/jacman,vernonzheng/jacman,ibrother/jacman,CoderRobin/blogtheme,lczhou/jacman,pengshp/jacman,vitaminabcd/jacman,lifei/jacman,stableShip/jacman,Refarin/jacman,gqzydh/jacman,wuchong/jacman,hunterzhang86/hunter,zhiyue/jacman,dzcq/jacman,ChenXiyu/jacman,PhiloSky/jacman,ningjiang/jacman,lichenbuliren/jacman,IceHe/blog_theme_jacman,cyrusin/jacman,IceHe/jacman,wuchong/jacman,mutse/jacman