public String secondsToString(int count)
{
int hours = 0;
int minutes = 0;
int second = 0;
hours = count / 3600;
minutes = (count % 3600) / 60;
second = (count % 3600) % 60;
return hours.ToString("{0:00}")
+ ":" + minutes.ToString("{0:00}")
+ ":" + second.ToString("{0:00}");
}