public function get transfer_rate():Number
	{
		var arr:Array = processingUploads;
		var i:Number, len:Number = arr.length, rate:Number = 0;
		var hold_rate:Number;
		
		for (i = 0; i < arr.length; i++)
			if ( !isNaN( (hold_rate = arr[i].transfer_rate) ) )
				rate += hold_rate;
		
		return( rate );
	}