Create an HTML file that uses an alert dialog box to display the message Hi There! when the page loads. 2. Create an HTML file that creates a variable named TestScore. Use a prompt-function dialog box to ask the user to specify a value for the variable. Then, use a series of if-else statements to display the corresponding grade based on the following: 90 to 100: A 80 to 89: B 70 to 79: C 60 to 69: D Below 60: F Create an HTML file that uses an array to store links for your three favorite websites. Use a for loop to display each link URL within an alert dialog box.