Err = {
    alertTmpl: '<div id="alert">'+
                  '<div class="top">'+
                    '<div class="bottom">'+
                        '<div class="center"><div class="alert-img"></div>{error}</div>'+
                        '<div class="btns-alert-ok" onclick="Err.closeAlert();"></div>'+
                    '</div>'+                    
                  '</div>'+
               '</div>',
    
    _alert: function(text){
                div = document.createElement('div');
                div.setAttribute('id','error_bg');
                document.body.appendChild(div);
                div = document.createElement('div');
                div.setAttribute('id','error');
                div.innerHTML = this.alertTmpl.replace('{error}',text);
                document.body.appendChild(div);
                document.getElementById('alert').style.marginTop = '-'+(document.getElementById('alert').offsetHeight/2)+'px';
            },
    closeAlert: function(){
                error_bg = document.getElementById('error_bg');
                _error   = document.getElementById('error');
                document.body.removeChild(error_bg);
                document.body.removeChild(_error);
            }
}
function err_alert(){
    Err._alert('Пожалуйста, включите фильтры');
}
//addHandler(window, 'load', err_alert);