Meteor Generate random users with names

generateUsers.js

var generateUsers = function(x){

    var lastnames = ['Brown', 'Black', 'Green', 'Aaberg', 'Aagard', 'Abdella', 'Abebe', 'Caccamo', 'Caccavale', 'Caccese', 'Cacchione', 'Caccia', 'Cacciatore', 'Easley', 'Easlick', 'Easom', 'Eason', 'East', 'Eastburn', 'Ines', 'Infante', 'Infanti', 'Infantino', 'Infield','Infinger', 'Kaliszewski', 'Kalita', 'Kalivas', 'Kalivoda', 'Kalk', 'Kalka', 'Umpleby', 'Umscheid', 'Umstead', 'Umsted', 'Un', 'Unangst', 'Zediker', 'Zee', 'Zeeb', 'Zeedyk', 'Zeek', 'Zeeman'];
    var firstnames = ['Mohamed', 'Youssef', 'Ahmed', 'Mahmoud', 'Mustafa', 'Yassin', 'Taha', 'Khaled', 'Hamza', 'Bilal', 'Ibrahim', 'Hassan', 'Hussein', 'Karim', 'Tareq', 'Abdel-Rahman', 'Ali', 'Omar', 'Halim', 'Murad', 'Selim', 'Abdallah', 'Alex', 'Alexander', 'Carter', 'Charlie', 'David', 'Jackson', 'James', 'Jase', 'Joseph', 'Wyatt', 'Charles', 'Clark', 'Cooper', 'Daniel', 'Drake', 'Dylan', 'Edward', 'Eli', 'Elijah', 'Emerson', 'Evan', 'Felix', 'Gabriel', 'Gavin', 'Gus', 'Isaac', 'Isaiah', 'Jacob', 'Jax', 'Kai', 'Kaiden', 'Malcolm', 'Michael', 'Nathaniel', 'Riley', 'Sawyer', 'Thomas', 'Tristan']

    var phone = 9096870000;
    while(x > 0){
        var lname = lastnames[Math.floor(Math.random() * lastnames.length)];
        var fname = firstnames[Math.floor(Math.random() * firstnames.length)];
        var tel = (x + phone) + '';

        var obj = {
            _id: ObjectId().str,
            "emails" : [
                {
                    "address" : lname + "." + fname + "@veliov.com",
                    "verified" : true
                }
            ],
            "locale" : "ru",
            "profile" : {
                "birthdate" : "1980-01-01",
                "companies" : {},
                "companiesList" : [],
                "email" : lname + "." + fname + "@veliov.com",
                "fullname" : lname + " " + fname,
                "gender" : "false",
                "username" : tel
            },
            "services" : {
                "email" : {
                    "verificationTokens" : [
                        {
                            "token" : "GKeDFoUzdBVM02j3Neer2eqcWbSgw2aYt1M_iGEyrZL",
                            "address" : lname + "." + fname + "@veliov.com",
                            "when" : ISODate("2014-11-17T15:39:33.100Z")
                        }
                    ]
                },
                "password" : {
                    "bcrypt" : "$2a$10$vVmPPMh9Wrt7TkSxT3pt2OUa3yUAauUSEZ0mhyW01/qfYN5aaCkey"
                },
                "resume" : {
                    "loginTokens" : []
                }
            },
            "username" : tel
        }

        db.users.insert(obj);
        --x;
    }
}