private static void Up( Item item, Mobile from )
{
int floorZ = GetFloorZ( item );
if ( floorZ > int.MinValue && item.Z < (floorZ + 15) ) // Confirmed : no height checks here
item.Location = new Point3D( item.Location, item.Z + 1 );
else
from.SendLocalizedMessage( 1042274 ); // You cannot raise it up any higher.
}