function adjustSection(){
    var sectionValue = $('#section').val();
    var tmpSelect = $('#category');
    if(sectionValue.length == 0) {
        tmpSelect.attr('disabled','disabled');
        tmpSelect.clearSelect();
    } else {
        $.getJSON(
        //'http://zdorovee.com.clients.lan/ajax/getCategories.php',
        'http://zdorovee.com/ajax/getCategories.php',
        {section:sectionValue},
        function(data) {
            tmpSelect.fillSelect(data).attr('disabled','');
        });
    }
};

function showRepr(){
    if($('#category').val() != '') {
        var id = '.city'+$('#category').val();
        $('.repr').hide();
        $(id).show();
    } else {
        $('.repr').hide();
    }
}
     
$(document).ready(function () {  
    $('#section').change(function(){
        adjustSection();
    }).change();
});