问使用图形工具flot表示月份的jQuery前导零

EN

xaxis: { mode: "time", timeformat: "%y-%m-%d/", TickSize: [1, "day"]}

<div id="placeholder" style="width:900px;height:200px;"></div>

<script>
$(function () {
    var d = [<?php echo $qforgraph; //[1203894000000, 288]
    ?>];

    var options = {
    lines: { show: true },
    points: { show: true },
    xaxis: { mode: "time", timeformat: "%y-%0-%0", minTickSize: [1, "month"]},
grid: { backgroundColor: { colors: ["#FFF", "#EEF"] }    }
};    
    var plot = $.plot($("#placeholder"), [d], options);
});
</script>