You are creating a JavaScript function that displays the name of a web application. You declare the following button element. When a user clicks the button, a JavaScript function named About must be called. You need to create an event…

You are creating a JavaScript object that represents a customer. You need to extend the Customer object by adding the GetCommission() method. You need to ensure that all future instances of the Customer object implement the GetCommission() method. Which code…

You are developing a web form that includes the following code. When a user selects the check box, an input text box must be added to the page dynamically. You need to ensure that the text box is added. Which…

You are creating a class named Consultant that must inherit from the Employee class. The Consultant class must modify the inherited PayEmployee method. The Employee class is defined as follows. function Employee() {} Employee.prototype.PayEmployee = function ( ){ alertt’Hi there!’);…