function SwapImage(id,mode){
  var img=document.images[id].src;
  if (mode==1) document.images[id].src=img.substr(0,img.length-4)+'_a.'+img.substr(img.length-3,img.length);
  if (mode==0) document.images[id].src=img.substr(0,img.length-6)+'.'+img.substr(img.length-3,img.length);  
}
function OpenWin(src, width, height, target)
{
 win=window.open(src,target,'width='+width+',height='+height+',hotkeys=1,resizable=yes,scrollbars=yes');
 win.focus();
}