function unpack(name) 
   {
      menu = document.getElementById('submenu_' + name) ? 1 : 0;
	  
	  if (menu)
         {
            document.getElementById('submenu_' + name).style.visibility = 'visible';
		 }
   }

function pack(name) 
   {
      menu = document.getElementById('submenu_' + name) ? 1 : 0;
	  
      if (menu)
         {
            document.getElementById('submenu_' + name).style.visibility = 'hidden';
		 }
   }

function AutoPlus(id)
   {
      if(id) open("bazar.php?id="+id,"bazar","height=715,width=980,scrollbars=no");
      else open("bazar.php","bazar","height=715,width=980,scrollbars=no");
   }
   
function ChangeHeaderCss(value)
   {   
     if (document.getElementById('header').className == 'header_default') 
        {
           document.getElementById('header').className = 'header_' + value;
        }
     else document.getElementById('header').className = 'header_default';
   }
   

function go(s) 
   { 
      var t=s.options[s.selectedIndex].value; 
      if (t!='') window.location.href=t; 
   } 

function form_detail(formular)
   {
	
      if (formular.jmeno.value=="")
         {
            alert("Není zadáno jméno!");
            formular.jmeno.focus();
            return false;
         }
      else if (formular.kontakt.value=="")
         {
            alert("Není zadán kontakt!");
            formular.kontakt.focus();
            return false;
         }
      else if (formular.dotaz.value=="")
         {
            alert("Není zadán dotaz!");
            formular.dotaz.focus();
            return false;
         }
      else return true;
   }


   
skoda = new Image();
skoda.src = "images/header/skoda.jpg";

vw = new Image();
vw.src = "images/header/volkswagen.jpg";

seat = new Image();
seat.src = "images/header/seat.jpg";

audi = new Image();
audi.src = "images/header/audi.jpg";

kia = new Image();
kia.src = "images/header/kia.jpg";

ap = new Image();
ap.src = "images/header/bazar.jpg";

def = new Image();
def.src = "images/header/default.jpg";