// GUI data  
int runDistance = Mathf.RoundToInt(avatar.position.x * 0.5f);  
if (highscore < runDistance) {  
highscore = runDistance;  
}  
if (prevRunDistance != runDistance) {  
distanceLabel.text = System.Convert.ToString(runDistance);  
prevRunDistance = runDistance;  
}  

if (prevHighscore != highscore) {  
highscoreLabel.text = "Highscore:" + System.Convert.ToString(highscore);  
prevHighscore = highscore;  
}  
}