fix app rendering fails under IE10
fix app rendering fails under IE10


crossjs/plato,platojs/plato,baihexx/plato,baihexx/plato,kagawagao/plato,kagawagao/plato,kagawagao/plato,crossjs/plato,platojs/plato,baihexx/plato,crossjs/plato,platojs/plato