.footer{
	width: 100%;
    height:50px;   /* footer的高度一定要是固定值*/
    position: fixed;
	padding:5px 0px 0px 0px;
    bottom:0px;
    left:0px;
    background: #fff;
	border-top: 1px solid #f8f8f8;
}
.footer .weui_grid{
	padding: 0px;
	text-align: center;
}
.footer .weui_grids:before{border: none;}
.footer .weui_grid:before{border: none;}