Fix for issue 23
Fix for issue 23

emil-mi/rangy,KamiHQ/rangy,KamiHQ/rangy,etodd/rangy,shuizhongyueming/rangy,zimme/rangy,sashless/rangy,etodd/rangy,brymacto/rangy,izhan/rangy,wotzisname/rangy,djbuch/rangy,shuizhongyueming/rangy,emil-mi/rangy,zimme/rangy,brymacto/rangy,sashless/rangy,djbuch/rangy,GerHobbelt/Rangy,wotzisname/rangy,timdown/rangy,lpsBetty/rangy,GerHobbelt/Rangy,yangdm2015/vue-rangy,timdown/rangy,yangdm2015/vue-rangy,izhan/rangy,lpsBetty/rangy