$(document).ready(function(){
  	maxsirkabanneru=Math.max(0,Math.round($(window).width()/2-721));
  	maxsirkabanneru2=Math.max(0,Math.round($(window).width()/2-479));
    $('#vypinac').width(Math.min(maxsirkabanneru,147));
    $('#svorka').width(Math.min(maxsirkabanneru2,367));
    $('#topmenu>li:first').css('background-image','none');
    $('.sidemenu:eq(1)').hide();
    $('#contmenu a:first').css('border-left','none').css('padding-left','0px');
    $('#nasteam li:nth-child(4n-3)').css('border-left','none').css('padding-left','0px');
  });