var popUpWin=0;
function popUpWindow(URLStr, left, top, width, height)
{
	if(popUpWin)
		{ if(!popUpWin.closed) popUpWin.close(); }
	popUpWin = open(URLStr, 'popUpWin', 'toolbar=no,location=no,directories=no,status=no,menub ar=no,scrollbar=no,resizable=no,copyhistory=yes,width='+width+',height='+height+',left='+left+', top='+top+',screenX='+left+',screenY='+top+'');
}

function validar_form_agregar(formulario) {
	f=formulario;sid=document.getElementById('sid');empty=document.getElementById('empty');empty.value=sid.value;
	return true
}