public void TimerEvent(object source, EventArgs e) 
{ 
	try
	{
              speed = int.Parse(this.CF_getGPSInfo(centrafuse.Plugins.CF_GPSInfo.SPEED));
                
	           if(speed<=spee1)
			this.CF_setMixerLevel(CF_MixerDevices.MAIN,val1);
		else
		if((speed<=spee2))
			this.CF_setMixerLevel(CF_MixerDevices.MAIN,val2);
		else
		if((speed<=spee3))
			this.CF_setMixerLevel(CF_MixerDevices.MAIN,val3);
		else
		if((speed<=spee4))
			this.CF_setMixerLevel(CF_MixerDevices.MAIN,val4);
		else
			this.CF_setMixerLevel(CF_MixerDevices.MAIN,val5);
	}
	catch(Exception errmsg) { CFTools.writeError(errmsg.Message, errmsg.StackTrace); }

}