function show(a){

	document.getElementById('cen1').style.display = 'none';
	document.getElementById('cen2').style.display = 'none';
        document.getElementById('cen3').style.display = 'none';
        document.getElementById('cen4').style.display = 'none';
        document.getElementById('cen5').style.display = 'none';
        document.getElementById('cen6').style.display = 'none';
        document.getElementById('cen7').style.display = 'none';
        document.getElementById('cen8').style.display = 'none';
	document.getElementById('cen'+a).style.display = 'block';
}

function showall(){
        document.getElementById('cen1').style.display = 'block';
        document.getElementById('cen2').style.display = 'block';
        document.getElementById('cen3').style.display = 'block';
        document.getElementById('cen4').style.display = 'block';
        document.getElementById('cen5').style.display = 'block';
        document.getElementById('cen6').style.display = 'block';
        document.getElementById('cen7').style.display = 'block';
        document.getElementById('cen8').style.display = 'block';
}





 function addbookmark() {

 title = "Centrum Medyczne MAVIT"; 
  // Blogger - Replace with <$BlogItemTitle$> 
  // MovableType - Replace with <$MTEntryTitle$>

 url = "http://mavit.com.pl";
  // Blogger - Replace with <$BlogItemPermalinkURL$> 
  // MovableType - Replace with <$MTEntryPermalink$>
  // WordPress - <?php bloginfo('url'); ?>

	if (window.sidebar) { // Mozilla Firefox Bookmark
		window.sidebar.addPanel(title, url,"");
	} else if( window.external ) { // IE Favorite
		window.external.AddFavorite( url, title); }
	else if(window.opera && window.print) { // Opera Hotlist
		return true; }
 }