new Text:txtSpeed;

textDraw(playerid, string[])
{
	new string[256];
	txtSpeed = TextDrawCreate(500.0, 400.0, string);
	TextDrawShowForPlayer(playerid, txtSpeed);
}

//a timer function running further down
{
format(string, sizeof(string), "blabla %s bla", bla);
GameTextForPlayer(i, string, 1000, 3);

//up to here GameTextForPlayer works.

textDraw(i, string);
}