Modern JavaScript Programming

1. The document introduces object-oriented JavaScript and demonstrates how to define classes using constructor functions and prototypes. It shows how to create Lecture and Schedule classes. 2. Events and interacting with the DOM are discussed. Methods are shown for getting DOM elements and adding event listeners to manipulate elements on mouseover and mouseout. 3. The relationship between JavaScript, CSS, and AJAX is briefly covered, along with browser support considerations for modern JavaScript development.