Each Element object has style and className properties that allow scripts to specify CSS styles for a document element or to alter the CSS class names that apply to the element.
63.
The style property belongs to while of the following object?
Each Element object has style and className properties that allow scripts to specify CSS styles for a document element or to alter the CSS class names that apply to the element.
64.
What is the purpose of the event handlers in the JavaScript?
One of the most important event handlers is the onload handler of the Window object. It is triggered when the content of the document displayed in the window is stable and ready to be manipulated. JavaScript code is commonly wrapped within an onload event handler.
66.
When a program contains extensive use of event handlers, which of the following is necessary?