jQuery(function($){
    // выбор меню
    $('map.map area').mouseover(function(){
        var newimg = '/static/img/main-menu-' + $(this).attr('id').replace('area-', '') + '.png';
        $('#img-main-menu').attr('src', newimg);
        var div_main = '#div-main-center-' + $(this).attr('id').replace('area-', '');
        $('#div-main-center').css('display', 'none');
        $('#div-main-center-1').css('display', 'none');
        $('#div-main-center-2').css('display', 'none');
        $('#div-main-center-3').css('display', 'none');
        $('#div-main-center-4').css('display', 'none');
        $('#div-main-center-5').css('display', 'none');
        $(div_main).css('display', 'block');
    });
    
    //'main-main-3.png'.replace(/\d+\.png$/, 'area-4'.replace('area-', ''))
    
    // подсветка саб-меню
    $('.a-main-subpoint').mouseenter(function(){
        //console.log($("div:first",this).attr('class'));
        var parent = $(this.parentNode);
        var newclass = parent.attr('class').replace(/(subpoint-)na-(\d+)/, '$1$2');
        parent.removeClass();
        parent.addClass(newclass);
    }).mouseleave(function(){
        var parent = $(this.parentNode);
        var newclass = parent.attr('class').replace(/(subpoint-)(\d+)/, '$1na-$2');
        parent.removeClass();
        parent.addClass(newclass);
    });
    
});