gistfile1.txt

    $('#search_category_select').change(function(){

        $('input.search-field').focus();

    });
    $('#search_category_select').change(function(){

        $('input.search-field').focus();

        var $opt = $(this).find("option:selected");
        var $span = $('<span>').addClass('tester').text($opt.text());

        $('body').append($span);
        $(this).width($span.width() + 30);
        $('.search-field').css('padding-left', $span.width() + 60 );
        $span.remove();

    });