Backbone view render

render: function() {
  // Initialize the template
  if (this.template == null) { this.template = Haml($('#task_template').html()); }
  
  // Update the template based on the model's attributes
  $(this.el).html(this.template(this.model.viewAttributes()));
  
  // Insert the template into the DOM if it doesn't already exist
  if ($('#' + this.id).length == 0) {
    $(this.model.milestone.view.el).after(this.el);
  }
  return this;
}