/**
 * Copyright (c) 2009 Sergiy Kovalchuk (serg472@gmail.com)
 * 
 * Dual licensed under the MIT (http://www.opensource.org/licenses/mit-license.php)
 * and GPL (http://www.opensource.org/licenses/gpl-license.php) licenses.
 *  
 * Following code is based on Element.mask() implementation from ExtJS framework (http://extjs.com/)
 *
 */
(function (a) {
    a.fn.mask = function (c, b) {
        a(this).each(function () {
            if (b !== undefined && b > 0) {
                var d = a(this); d.data("_mask_timeout", setTimeout(function () {
                    a.maskElement(d, c)
                }, b))
            }
            else {

                a.maskElement(a(this), c)
            }
        }
                )
    };
    a.fn.unmask = function () {
        a(this).each(function () {
            a.unmaskElement(a(this))
        })
    };
    a.fn.isMasked = function () {
        return this.hasClass("masked")
    };
    a.maskElement = function (d, c) {
        if (d.data("_mask_timeout") !== undefined) {
            clearTimeout(d.data("_mask_timeout"));
            d.removeData("_mask_timeout")
        }
        if (d.isMasked()) {
            a.unmaskElement(d)
        }
        if (d.css("position") == "static") {
            d.addClass("masked-relative")
        }
        d.addClass("masked");
        var e = a('<div class="loadmask"></div>');
        if (navigator.userAgent.toLowerCase().indexOf("msie") > -1) {
            e.height(d.height() + parseInt(d.css("padding-top")) + parseInt(d.css("padding-bottom")));
            e.width(d.width() + parseInt(d.css("padding-left")) + parseInt(d.css("padding-right")))
        }
        if (navigator.userAgent.toLowerCase().indexOf("msie 6") > -1) {
            d.find("select").addClass("masked-hidden")
        }
        d.append(e); if (c !== undefined) {
            var b = a('<div class="loadmask-msg" style="display:none;"></div>');
            b.append("<div>" + c + "</div>");
            d.append(b);
            b.css("top", Math.round(d.height() / 2 - (b.height() - parseInt(b.css("padding-top")) - parseInt(b.css("padding-bottom"))) / 2) + "px");
            b.css("left", Math.round(d.width() / 2 - (b.width() - parseInt(b.css("padding-left")) - parseInt(b.css("padding-right"))) / 2) + "px");
            b.show()
        }
    };
    a.unmaskElement = function (b) {
        if (b.data("_mask_timeout") !== undefined) {
            clearTimeout(b.data("_mask_timeout")); b.removeData("_mask_timeout")
        }
        b.find(".loadmask-msg,.loadmask").remove();
        b.removeClass("masked");
        b.removeClass("masked-relative");
        b.find("select").removeClass("masked-hidden")
    }
})
                (jQuery);