function zmenmenu(wht,wht2,whi,how) {
	
 var panel=escape(wht);
 var menu=escape(wht2);
 
 for (i=1;i<=how;i=i+1) 
  {
   if (i==whi) {
	  document.getElementById(menu+escape(i)).className='sel';
	  document.getElementById(panel+escape(i)).style.display ='block';
   }
   else {
	  document.getElementById(menu+escape(i)).className='nie';
	  document.getElementById(panel+escape(i)).style.display ='none';
   }    

  }

}