var NN = (navigator.product=="Gecko") ? true : false;
var IE = (document.all) ? true : false;

function showPict(adres)
{
	var targetElement;
   	
   if (IE)
      targetElement = document.all["prod-pict"];
   else if (NN)
      targetElement = document.getElementById("prod-pict");
   		
   targetElement.src = adres;
}