问我的jQuery似乎不适用于Wijmo

EN

<table id="data-grid">
    <thead>
        <tr>
            <th>March</th>
            <th>April</th>
            <th>May</th>
        </tr>
    </thead>
    <tbody>
        <tr>
            <td><input type="text" value="12000" /></td>
            <td><input type="text" value="1000" /></td>
            <td><input type="text" value="100000" /></td>
        </tr>

$(function() {
    // Initializes data grid as a Widjmo Grid (currently commented out)
    //$("#data-grid").wijgrid();

    // Array to store the initial values in grid
    var initialValues = [];

    // Assigns an index ID to each cell in the grid
    $('input').each(function(index) {
        initialValues[index] = $(this).val();
        $(this).data('id', index);
    });

    // Checks cell(s) for changes on blur (lose focus)
    $("input").blur(function() {
        var $t = parseInt($(this).val(), 10);
        var $s = parseInt(initialValues[$(this).data('id')], 10);

        // Value has changed
        if($t != $s) {
            var sign = "";
            if($t-$s > 0) {
                sign="+";
            }
            $(this).parent().children(".tooltip").remove();
            $(this).parent().append("<div class='tooltip'>Initial " + $s + "<br/>Change " + sign + ($t-$s) + "</div>");
        }

        // Value is no different from intial value
        if($t == $s) {
            $(this).removeClass("up down");
            $(this).parent().children(".tooltip").remove();
            $(this).parent().children(".up-indicator, .down-indicator").remove();
        }

        // Value is greater than initial
        else if($t > $s) {
            $(this).removeClass("up down");
            $(this).parent().children(".up-indicator, .down-indicator").remove();
            $(this).addClass("up");
            $(this).parent().append("<div class='up-indicator'></div>");
        }

        // Value is less than initial
        else if($t < $s) {
            $(this).removeClass("up down");
            $(this).parent().children(".up-indicator, .down-indicator").remove();
            $(this).addClass("down");
            $(this).parent().append("<div class='down-indicator'></div>");
        }

        // Conpute the net change
        netChange(initialValues);
    });

    // Displays tooltip of changed items
    $("input").hover(function() {
        $(this).parent().children(".tooltip").toggle();
    });

    // Computes the net change in the data grid
    function netChange(initialValues) {
        var runningTotal = 0;
        $('input').each(function() {
           runningTotal += parseInt($(this).val(), 10);
        });

        var intialTotal = 0;
        for (var i = 0; i < initialValues.length; i++) {
            intialTotal += parseInt(initialValues[i], 10);
        }

        var changes = $(".up, .down").length;

        $("#items").text(changes + " Items");
        $("#net").text("Net: " + (runningTotal - intialTotal));
    }
});