function otvoriKalendar(targetElement, lang, targetElement2, interval, godina){
	window.open('cal.php?targetelement='+targetElement+'&targetelement2='+targetElement2+'&interval='+interval+'&lang='+lang+'&godina='+godina,'kalendar','toolbar=no,screenX=270,screenY=200,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,width=230,height=170')
}