function swtch(num, imgname)
  {
    if(document.images)
      document[imgname].src = img[num].src;
  }

function printer_popup(url) {
	var opts = 'left=40, top=10, width=620, height=530, fullscreen=0, locationbar=0, menubar=0, personalbar=0, scrollbars=1, statusbar=0, toolbar=0';
	window.open(url, 'popup', opts);
}

function openokienko(theURL,winName,features)
{
   window.open(theURL,winName,features);
}

gallery_window="";

function gallery_popup(name, x, y) {
	opts="toolbar=no,directories=no,menubar=no,resizable=no,scrollbars=no,width=" +x+ ",height=" +y+ ",left=60,top=30";
	if (gallery_window.closed == false) {
		gallery_window.close();
	}
	gallery_window = window.open('gallery_fullsize.php?i=' + name, 'okno', opts);
	gallery_window.focus();
}