Select Number
       Case 1 To 5
            Debug.WriteLine("Between 1 and 5")
       Case 6 To 10
            Debug.WriteLine("Between 6 and 5")
       Case Else
            Debug.WriteLine("Not between 1 and 10")
End Select

/// <summary>
/// Генерация случайной карты, с пропорциями местности в процентах.
/// </summary>
private void GenerateRandomMap(byte perForest, byte perMirror, byte perMud, byte perWall, byte perWater)
{
	Random rand = new Random();

	if(perForest + perMirror + perMud + perWall + perWater != 100) 
		throw new Exception();
	
	perMirror	+= perForest;
	perMud		+= perMirror;
	perWall		+= perMud;
	perWater	+= perWall;

	for(byte x = 0; x < maxX; x++)
		for(byte y = 0; y < maxY; y++)
		{
			int per = rand.Next(100);
			
			if(per < perForest)
				cell[x, y] = new Cell(CellName.Forest);
			else if(per >= perForest && per < perMirror)
				cell[x, y] = new Cell(CellName.Mirror);
			else if(per >= perMirror && per < perMud)
				cell[x, y] = new Cell(CellName.Mud);
			else if(per >= perMud && per < perWall)
				cell[x, y] = new Cell(CellName.Wall);
			else if(per >= perWall && per < perWater)
				cell[x, y] = new Cell(CellName.Wall);
		}
}