function ukaz_bublinu(id){
  if(document.getElementById && (prvek = document.getElementById(id)))
  {
     if(prvek.className=="viditelny")
     {
        prvek.className = "neviditelny";
        x=event.clientX;
        y=event.clientY;
        id.style.left = x + "px";
        id.style.top = y + "px"; 
     }
     else
     {
        prvek.className = "viditelny";
        x=event.clientX;
        y=event.clientY+800;
        //y=y + 800;
        id.style.left = x + "px";
        id.style.top = y + "px";         
     }
  }
} 


function nove_okno(obrazek,sirka,vyska){
  obsah_okna=window.open(obrazek,'Dodexshop','location=no,status=no,width='+sirka+',height='+vyska+',resizable')
	obsah_okna.focus()
}