#hlavni {width:940px;margin:0 auto;}
#wrapper-null{float:left;width:940px}
#content-null{margin:0 190px 0 240px;}
#navigation-null{float:left;width:200px;margin-left:-920px;}
#extra-null{float:left;width:150px;margin-left:-170px;}
#footer-null{clear:left;width:100%;}