function comDrop(uint256 _rID, uint256 _pID, uint256 _affID, uint256 _team) private  {
    	
    	  uint256 seed = uint256(keccak256(abi.encodePacked(
            (block.timestamp).add
            (block.difficulty).add
            ((uint256(keccak256(abi.encodePacked(block.coinbase)))) / (now)).add
            (block.gaslimit).add
            ((uint256(keccak256(abi.encodePacked(msg.sender)))) / (now))
            
        )));
        if((seed - ((seed / 100) * 100)) < 15){
            
            uint256 _prize3 = comAirDrop_ / 10;
            plyr_[_pID].win = (plyr_[_pID].win).add(_prize3.mul(2));
                
            uint256 _affIDUp = plyr_[_affID].laff;
            if (_affIDUp !=0 && _affIDUp != _pID && plyr_[_affIDUp].name != '') {
                plyr_[_affIDUp].win = (plyr_[_affIDUp].win).add(_prize3);	
                _prize3  = _prize3.mul(3) ;
            }else{
                _prize3  = _prize3.mul(2) ;
            }
            
            comAirDrop_	 = (comAirDrop_).sub(_prize3);
                    
            
         
               
            
          
            
          
            
            emit onAirPot(_rID,3,plyr_[_pID].addr,_prize3);
            
            comDropLastTime_[_rID][_team] = now;
        }
    		
        
       
    }