some code example

gistfile1.js

    Template.sessionDialog.onRendered(function() {
        $('#myModal').on('hidden.bs.modal', function (e) {
            Blaze.remove(Blaze.getView($('#myModal').get(0)));
        })
    });

    Template.loggedin.events({

        "click #showCreateSessionDialog": function (e, tmpl) {
            Blaze.renderWithData(Template.sessionDialog, 
                {
                    dialogTitle: 'Create Session',
                    primaryButtonText: 'Create',
                    createSession: true,
                },
                $('body').get(0)
                );
        },