info343/minilabs/4/solution/minilab4.js

// Exercise 2.2
alert('If this message alerts, the JavaScript file is properly linked!');

function myFunction() {
   // Exercise 2.3
   alert("In myFunction!");
   
   // Exercise 2.5
   var theImage = document.getElementById('theImage');
   alert("BEFORE changing it...\n\nThe image's src attribute is:\n'" + theImage.src +
         "'\n\nIts alt attribute is:\n'" + theImage.alt + "'");
   
   // Exercise 2.6
   theImage.src = 'keyboard-cat.jpg';
   theImage.alt = 'Keyboard cat!';
   alert("AFTER CHANGING IT...\n\nThe image's src attribute is now:\n'" + theImage.src +
         "'\n\nIts alt attribute is:\n'" + theImage.alt + "'");
   
   // Exercise 2.7
   document.getElementById('textbox').value = 'HAHA';
   document.getElementById('textarea').value = 'LOL HAX';
}

// Exercise 2.8
// Copy the contents of copy_textbox into copy_span.
function copy() {
   var copy_textbox = document.getElementById('copy_textbox');
   var copy_span = document.getElementById('copy_span');
   copy_span.innerHTML = copy_textbox.value;
}