In this activity, we will make our button respond to our mouse click by adding JavaScript to our page.
Save the files plain_button.html, popup.js and hello.html to the same folder on your local drive.
Open the file plain_button.html in your browser.
Click the button that says TALK TO ME.
- What happens when you click the button TALK TO ME?
Now open up the file in a text editor, such as Notepad. You will see an HTML tag called <input> in the body of the document. This is the tag that displays the button.
Add a new attribute to this tag called onClick
This will cause the pop-up window to display the contents of hello.html when the button is clicked.
onClick="javascript:popUp('hello.html')"
When you have entered this new attribute, the complete line should look like this:
<input type=button value="TALK TO ME" onClick="javascript:popUp('hello.html')">
Open the file popup.js and copy everything in it to plain_button.html.
This is the JavaScript code that will be triggered when the button is clicked.
Place all the code between the <HEAD> and </HEAD> tags in plain_button.html.
View the page in your browser and click the TALK TO ME button again.
- After changing the code what happens when you click the TALK TO ME button?
- What are the starting and ending HTML tags that enclose the JavaScript.
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