/**
 * @author Vlastimil POHORALEK
 * @copyright 2010
 */


function PCEshowMenu(what) //show popup
{ 
    document.getElementById(what).style.visibility = "visible";
}

//=============================

function PCEhideMenu(what) //hide popup
{
    document.getElementById(what).style.visibility = "hidden";
}

//=============================
var actItem;
var actItemClass;

function PCEemphasizeItem(obj,cls) //change item's style - emphasize
{
    actItem = obj;
    actItemClass = obj.className;
    actItem.className=cls;
}

//=============================

function PCEdeemphasizeItem() //change item's style - return to original state
{
  if (actItem) 
  {
	actItem.className=actItemClass;
  }
}