 监听金额单选框
		form.on('radio(amountFilter)', function(data){

			var type=$("input[name='amountType']:checked").val();

			if (type==2) {
				$("#huilv").text(usdt_cny+" CNY");
				if (data.value === "-1") {
					$("#amountShow").text("");
					$("#amountInput").removeClass("layui-hide").focus();
					if ($("#amountInput").val()>0) {
						$("#amountShow").text((($("#amountInput").val())/usdt_cny).toFixed(2) + ' USDT');
					}
					$("#amountInput").on('keyup', function () {
						$("#amountShow"