_elementComplete (id, completed) {
		var listItem = qs('[data-id="' + id + '"]');
	
		if (!listItem) {
			return;
		}
	
		listItem.className = completed ? 'completed' : '';
	
		// In case it was toggled from an event and not by clicking the checkbox
		qs('input', listItem).checked = completed;
	}
/**
	 * Private method that handles display of completed todos
	 * @param {number} id The id of the the todo
	 * @param {boolean} completed Whether or not the todo is completed
	 */
Private method that handles display of completed todos
@param {number} id The id of the the todo
@param {boolean} completed Whether or not the todo is completed
Private method that handles display of completed todos @param { number } id The id of the the todo @param { boolean } completed Whether or not the todo is completed
_elementComplete (id, completed) {
		var listItem = qs('[data-id="' + id + '"]');
		if (!listItem) {
			return;
		}
		listItem.className = completed ? 'completed' : '';
		qs('input', listItem).checked = completed;
	}
_elementComplete ( id , completed ) { var listItem = qs ( '[data-id="' + id + '"]' ) ; if ( ! listItem ) { return ; } listItem . className = completed ? 'completed' : '' ; qs ( 'input' , listItem ) . checked = completed ; }
Private method that handles display of completed todos
 @param {number} id The id of the the todo
 @param {boolean} completed Whether or not the todo is completed
Private method that handles display of completed todos @param { number } id The id of the the todo @param { boolean } completed Whether or not the todo is completed
// In case it was toggled from an event and not by clicking the checkbox