text: const MongoClient = require('mongodb').MongoClient;
  module.exports = function mongodb_deleteElement(data, cb){
  	let err = false;
  	MongoClient.connect(data.dbURL, function(err, dbHandler){
  		if(err) throw err;
  		dbHandler.collection(data.tableName, function(err, table){
  			table.remove({data.obj.id}, {w:1}, function(err, res){
  				if(err) throw err;
  			});
  		});
  		dbHandler.close();
  	});
  }
  
  // data = {
  // 	tablename: "",
  //  collection_name: "",
  // 	obj: {
  //    id: "",
  //    name: "",
  //    song: "",
  //    lyrics: ""
  //  }
  // }