update.js

// Event Handler
Template.template.events({

  'blur .order': function(event) {
    
    var position = $(event.target).val();
    Meteor.call('updateOrder', this, position, function(err) {
      throw new Meteor.Error("Couldn't update record");
    });
    
  }

});



// Methods (store this in /lib, so latency compensation happens)
Meteor.methods({

  updateOrder: function(doc, position) {
    collection.update(this._id, {$set: {position: position}});
  }

});