/*
* jQuery doubleSelect Plugin
* version: 1.1
* @requires jQuery v1.3.2 or later
*
* Dual licensed under the MIT and GPL licenses:
*   http://www.opensource.org/licenses/mit-license.php
*   http://www.gnu.org/licenses/gpl.html
*
* @version $Id: jquery.doubleSelect.js 3 2009-04-24 12:00:00Z $
* @author  Johannes Geppert <post at jgeppert dot com> http://www.jgeppert.com
*/
(function($) {
    $.fn.doubleSelect = function(_2, _3, _4) {
        _4 = $.extend({ preselectFirst: null, preselectSecond: null, emptyOption: false, emptyKey: -1, emptyValue: "Choose ..." }, _4 || {});
        var _5 = this;
        var _6 = "#" + _2;
        var _7 = $(_6);
        var _8 = function(_9) {
            _7.val(_9).change();
        };
        var _a = function() {
            $(_6 + " option").remove();
        };
        $(this).change(function() {
            _a();
            $current = this.options[this.selectedIndex].value;
            if ($current != "") {
                $.each(_3, function(k, v) {
                    if ($current == v.key) {
                        $.each(v.values, function(k, v2) {
                            var o = $("<option>").html(k).attr("value", v2);
                            if (v.defaultvalue != null && v2 == v.defaultvalue) {
                                o.html(k).attr("selected", "selected");
                            }
                            if (_4.preselectSecond != null && v2 == _4.preselectSecond) {
                                o.html(k).attr("selected", "selected");
                            }
                            o.appendTo(_7);
                        });
                    }
                });
            } else {
                _8(_4.emptyValue);
            }
        });
        return this.each(function() {
            _5.children().remove();
            _7.children().remove();
            if (_4.emptyOption) {
                var oe = $("<option>").html(_4.emptyValue).attr("value", _4.emptyKey);
                oe.appendTo(_5);
            }
            $.each(_3, function(k, v) {
                var of = $("<option>").html(k).attr("value", v.key);
                if (_4.preselectFirst != null && v.key == _4.preselectFirst) {
                    of.html(k).attr("selected", "selected");
                }
                of.appendTo(_5);
            });
            if (_4.preselectFirst == null) {
                $current = this.options[this.selectedIndex].value;
                if ($current != "") {
                    $.each(_3, function(k, v) {
                        if ($current == v.key) {
                            $.each(v.values, function(k, v2) {
                                var o = $("<option>").html(k).attr("value", v2);
                                if (v.defaultvalue != null && v2 == v.defaultvalue) {
                                    o.html(k).attr("selected", "selected");
                                }
                                if (_4.preselectSecond != null && v2 == _4.preselectSecond) {
                                    o.html(k).attr("selected", "selected");
                                }
                                o.appendTo(_7);
                            });
                        }
                    });
                } else {
                    _8(_4.emptyValue);
                }
            } else {
                _5.change();
            }
        });
    };
})(jQuery);