/*單塊最小值*/
            function Gettbqdzxz() {
                var tbkyqd1 = ChangeFloat($("#<%=tbkyqd1.ClientID %>").val());
                var tbkyqd2 = ChangeFloat($("#<%=tbkyqd2.ClientID %>").val());
                var tbkyqd3 = ChangeFloat($("#<%=tbkyqd3.ClientID %>").val());
                var tbkyqd4 = ChangeFloat($("#<%=tbkyqd4.ClientID %>").val());
                var tbkyqd5 = ChangeFloat($("#<%=tbkyqd5.ClientID %>").val());

                if (tbkyqd1 != 0 && tbkyqd2 != 0 && tbkyqd3 != 0 && tbkyqd4 != 0 && tbkyqd5 != 0) {
                    var numbers = [tbkyqd1, tbkyqd2, tbkyqd3, tbkyqd4, tbkyqd5];
                    numbers = numbers.sort(function(a, b) {
                        return a - b;
                    });
                    $("#<%=tbqdzxz.ClientID%>").val(numbers[0]);
                }
                else {
                    $("#<%=tbqdzxz.ClientID%>").val("");
                }
            }

function ChangeFloat(data) {
            if (data != null && data != "")
                return parseFloat(data);
            else
                return 0;
        }