public void ConsWrite(string s)
{
const int MaxConsSz = 500;
Cons.AppendText(DateTime.Now.ToString("H:m:s ") + s + "\n");
if (Cons.Lines.Length > MaxConsSz)
{
int numOfLines = Cons.Lines.Length - MaxConsSz;
var lines = this.Cons.Lines;
var newLines = lines.Skip(numOfLines);
this.Cons.Lines = newLines.ToArray();
}
Cons.SelectionStart = Cons.Text.Length;
Cons.ScrollToCaret();
}