/// <summary>
/// Checks if the specified key (such as alt, ctrl, shift)
/// is down
/// </summary>
/// <param name="vKey">key to check</param>
/// <returns>true if it is</returns>
public static bool IsKeyDown(Keys vKey)
{
return(0 != (User32Interop.GetAsyncKeyState((int)vKey) & 0x8000));
}