Fix Out of Stock in configurable product

    /* Automatic hide and select variation for mug */
    $('#attribute183 option[value="50"]').attr('selected', 'selected');
    $("#attribute183").removeClass('required-entry').css("display", "none");

    /* On change function to show and hide variations in chosse item */
    $("#attribute182").on('change', function(event) {
        /* Items to show variation */
        var arr = ["camiseta", "blusinha"];
        /* Get item selected to compare with arr */
        var info = $("#attribute182 option:selected").data("label");

        /* if info in arr */
        if($.inArray(info, arr) != -1){
            /* Disable mug variation */
            $('#attribute183 option[value="50"]').removeAttr('selected').attr("disabled", "disabled");
            /* Force required to variations */
            $("#attribute183").addClass('required-entry').css("display", "block");

        } else {
            /* Enable mug variation and auto-select */
            $('#attribute183 option[value="50"]').removeAttr("disabled").attr('selected', 'selected');
            /* Remove force required to variations */
            $("#attribute183").removeClass('required-entry').css("display", "none");
        }
        /* If on change action in first select, remove disabled in all options */
        $("#attribute182 option, #attribute183 option").each(function() {
            $(this).removeAttr('disabled');
        });
    });
     /* If on change action in second select, remove disabled in all options */
    $("#attribute183").on('change', function(event) {
        $("#attribute182 option").each(function() {
            $(this).removeAttr('disabled');
        });
    });