Plugin created by Andras Zoltan-Gyarfas -  azolee [at] gmail [dot] com
License: GNU License - http://www.gnu.org/licenses/gpl.html
Demo & latest release: http://realizare-site-web.ro/works/codes/jquery/HTML-Select-List-Filter/index.html
Last modification date: 04/20/2011

;(function($) {

$.fn.selectFilter = function() {
    var name = $(this).attr("name").replace(/\]/g, '').replace(/\[/g, '');
    $(this).addClass(name+"_select");
    var iname = name;
    $(this).before("<input class='"+iname+"' style='display: block;' type='text' />");
    $(this).css("display", "block");
    $("input."+name).live("keyup", function(){
        var txt = $(this).val().toLowerCase();

        var fields=txt.split(' ');
        var text = new Array();
        var tags = new Array();
        var tag_matcher = new RegExp("^tag:");
        for (var i = 0; i < fields.length; ++i) {
            var el = fields[i];
            if (tag_matcher.test(el)) {
                el = el.split(':');
                tags.push(new RegExp(el[1]));
            }
            else if (el.length != 0) {
                text.push(new RegExp(el));
            }
        }

        if (text.length == 0 && tags.length == 0) {
            $("."+name+"_select").children('div').show();
        }
        else {
            $("."+name+"_select").children('div').hide();
            $("."+name+"_select").children('div').each(function(i, selected){
                var value = $(this).text().toLowerCase();
                var show = true;
                for (var i = 0; show && i < text.length; ++i) {
                    if (!text[i].test(value)) {
                        show = false;
                    }
                }
                var value = $(this).attr('tags');
                if (value) {
                    value = value.toLowerCase();
                    for (var i = 0; show && i < tags.length; ++i) {
                        if (!tags[i].test(value)) {
                            show = false;
                        }
                    }
                }
                if (show) {
                    $(selected).show();
                }
            });
        }
    });
return this;
};

})(jQuery);