function confirmedField(F)	{
	F.wnen.disabled = false;
	F.wtuki.disabled = false;
	F.wniti.disabled = false;
}
function scheduledField(F)	{
	F.wnen.disabled = false;
	F.wtuki.disabled = false;
	F.wniti.disabled = true;
}
function determinedField(F)	{
	F.wnen.disabled = true;
	F.wtuki.disabled = true;
	F.wniti.disabled = true;
}