uni.showModal({
	title: '标题',
	content: '内容',   //此处不能为空否则在ios上无法弹出
	success: function(res) {
		if (res.confirm) {
			uni.redirectTo({
				url: '../pay/pay'
			})
		} else if (res.cancel) {
			uni.switchTab({
				url: '/pages/location/location'
			})
		}
	}
});