function Enviar(Est,nMonth, nYear){
	if (Est=='A'){
		if (nMonth==1){
			DateSelect.nMonth.value = 12;
			DateSelect.nYear.value = nYear - 1
		}		
		else{
			DateSelect.nMonth.value = nMonth - 1;
			DateSelect.nYear.value = nYear;		
			}
	}	
	else{	
		if (nMonth==12){
			DateSelect.nMonth.value = 1;
			DateSelect.nYear.value = nYear + 1
		}		
		else{
			DateSelect.nMonth.value = nMonth + 1;
			DateSelect.nYear.value = nYear;
		}
	}	
	DateSelect.submit();
}
function VerDia(Opc,nDia){
	if (Opc==1){
		frmVerDia.nDia.value = nDia;
		frmVerDia.submit();	
		}
	else{
		frmVerDia.fDia.value = nDia;
		frmVerDia.submit();		
	}
}