function show_menu(n)	{
           var idecka = new Array(1,2,3,4,5,6,7,8);
           if(document.getElementById('menu_' + n).style.display=="none") {
	          document.getElementById('menu_' + n).style.display="block";
	          for (i=1;i<=idecka.length;i++) {
	           if(n != i) {
	            document.getElementById('menu_' + i).style.display="none";
	           }
	          }
           }
          }
          
          function show_news(n)	{
           var idecka = new Array(1,2,3,4,5,6,7,8);
           if(document.getElementById('news_' + n).style.display=="none") {
	          document.getElementById('news_' + n).style.display="block";
	          for (i=1;i<=idecka.length;i++) {
	           if(n != i) {
	            document.getElementById('news_' + i).style.display="none";
	           }
	          }
           }
          }