Some Dynamic Techniques in DHTML

Until recently there has been no way to add or subtract elements from the screen without loading a whole new HTML document. Using Cascading Style Sheets, along with JavaScript and the cross-browser Document Object Model, we can now present the basic techniques to create Dynamic HTML documents. This includes hiding and showing elements, changing element stacking levels, finding screen location, dynamic content between frames, placing external content into a document and how to select any element within a document.