package com.vamapaull.utils
{
    public class TimeUtil
    {
        public static function getTimecode(value:Number):String
        {
            var t:Number    = Math.round(value),
                min:Number  = Math.floor(t/60),
                sec:Number  = t%60,
                tc:String   = "";
            
            if(min < 10) 
                tc += "0";
            
            if(min >= 1)
            {
                if (isNaN(min) == true) tc += "0";
                else tc += min.toString();
            }
            else 
                tc += "0";
            
            tc += ":";
            
            if(sec < 10) 
            {
                tc += "0";
                
                if (isNaN(sec) == true) tc += "0";
                else tc += sec.toString();
            }
            else 
            {
                if (isNaN(sec) == true) tc += "0";
                else tc += sec.toString();
            }
            
            return tc;
        }
    }
}

http://blog.vamapaull.com/timecode-utility/

It's very useful if you build a FLV player for example, and want to convert the time into minutes:seconds (example: 6:13)

//apply it to your project like this (and don't forget to import the class):
time.text = TimeUtil.getTimecode(timeValue);

Timecode Utility

actionscript, convert, 3

ActionScript 3