event.js

Template.groupsNew.events({

    // Submit the form
    'click #submit': function(event) {

        // Prevent default submission behavior
        event.preventDefault();

        // Fetch values from form
        var theName = $("#name").val().trim();
        var theDesc = $("#desc").val().trim();
        var theURL = $("#url").val().trim();
        var theTags = $("tags").val().trim().split(",");

        // Construct document
        doc = {
            name: theName,
            desc: theDesc,
            url: theURL,
            tags: theTags,
            ranks: [
                {
                    order: 1,
                    name: "Leader"
                },
                {
                    order: 2,
                    name: "Officer"
                },
                {
                    order: 3,
                    name: "Member"
                }
            ],
            roster: [
                {
                    user: Meteor.userId(),
                    rank: 1
                }
            ]
        }

        Meteor.call(addGroup(doc));

    }

});

servermethod.js

// Methods - Groups
Meteor.methods({
    addGroup: function(doc) {
        var id = Groups.insert(doc);
        console.log("Added group with ID#" + id + " to database. (" + doc.name + ")");
    }
});