gistfile1.txt

function on() {
    document.getElementById("overlay").style.display = "block";
}

function off() {
    document.getElementById("overlay").style.display = "none";
}

jQuery(document).ready(function($) {
    var arr = ["t20","t40", "t50", "t60", "t65","t70","t75", "t80", "t85", "t90", "t95","t100","t105", "t110", "t115", "t120"];
    $('body').on('click', '.submit', function() {
        on();
        var data = {};
        data["pipe"] = $("#selectbasic").val();
        data["press"] = $("#press").val();

        for (var i = 0, j = arr.length; i < j; i++) {
            var value = arr[i];
            data[value] = $("input[name|='" + value + "']").val();
        }

        $.post("../6.php", data, function(response) {
            var my_arr = JSON.parse(response)
            if(response !== null ){

                for (var i = 0, j = arr.length; i < j; i++) {
                    var value = arr[i];
                    var ai = $("input[name|='" + value + "']").parent().next();
                    ai.html((my_arr[value + "ai"]).toFixed(2));
                    ai.next().html(my_arr[value + "c"]);
                }

                $("#asum").html((my_arr['asum']).toFixed(2));
                $("#atsum").html(my_arr['atsum']);
                $("#lf").html(my_arr['lf']);
                $("#limf").html(my_arr['limf']);
                $("#tsl").html(my_arr['tsl']);
                off();
            }
        });
    });
});