dbdiff.js

var DbDiff = (function() {
    var foo;
    var hostList;
    var $hostSelect1;
    var $hostSelect2;

    function init() {
        console.log('-------- INIT --------');
        this.foo = 'bar';
        this.hostList = ['tuna.letstalk.com', 'foo.bar'];

        this.$hostSelect1 = $('#hostSelect1');
        this.$hostSelect2 = $('#hostSelect2');
    };

    function enterHost() {
        console.log('----------------------------');

    };

    function getHostList() {
        console.log('hosts1', this.$hosts1 );
        return this.hostList;
    };

    function populateHostList() {
        DbDiff = this;
        $arrHosts = $('#hostSelect1, #hostSelect2');
        $.each($arrHosts, function(idx, host) {
            $.each(DbDiff.getHostList(), function(key, value) {
                $host = $(host);
                $host.append($("<option></option>").attr("value", value).text(value));
            });
        });
    };

  return {
        init : init,
        enterHost : enterHost,
        getHostList : getHostList,
        populateHostList : populateHostList,
    };
})();