removeCss

(function ($) {

    // style style style

    // ：

    //$(".b").removeCss("color");

    //$(".b").removeCss(["color", "border", "width"]);

    $.fn.removeCss = function (options) {

        var type = typeof (options);

        if (type === "string") {

            this.each(function () {

                var style = $(this).attr("style");

                var arr = style.split(";");

                style = "";

                for (var i = 0; i < arr.length; i++) {

                    if ($.trim(arr[i]) == "") {

                        continue;

                    }

                    var att = arr[i].split(":");

                    if ($.trim(att[0]) == $.trim(options)) {

                        continue;

                    }

                    style += $.trim(arr[i]) + ";";

                }

                $(this).attr("style", style);

            });

        } else if ($.isArray(options)) {

            this.each(function () {

                var style = $(this).attr("style");

                var arr = style.split(";");

                style = "";

                for (var i = 0; i < arr.length; i++) {

                    for (var j = 0; j < options.length; j++) {

                        if ($.trim(arr[i]) == "") {

                            break;

                        }

                        var att = arr[i].split(":");

                        if ($.trim(att[0]) == $.trim(options[j])) {

                            arr[i] = "";

                            continue;

                        }

                    }

                }

                for (var i = 0; i < arr.length; i++) {

                    if ($.trim(arr[i]) != "") {

                        style += $.trim(arr[i]) + ";";

                    }

                }

                if ($.trim(style) == "") {

                    $(this).removeAttr("style");

                } else {

                    $(this).attr("style", style);

                }

            });

        }

    };

})(jQuery)