function imgOn(imgName)
{  if (document.images) document[imgName].src = eval(imgName + "on.src");}
function imgOff(imgName)
{  if (document.images) document[imgName].src = eval(imgName + "off.src");}
function PopUp(ImgPath, WinName, WinW, WinH)
{  eval("popup = window.open('images/popup.htm?"+ImgPath+"','"+WinName+"','width="+WinW+" height="+WinH+" top=0 left=0 resizable')");}
function click(e) 
{ var message="CzechBeadsDirect: \n\n Please click left button on images !";
  if (document.all) { if (event.button == 2) { alert(message); return false;}}
  if (document.layers) { if (e.which == 3) { alert(message); return false;}}}