otherbasic3.js

//  JavaScript: Other Basic Techniques, Example 3
//  Function demonstrates image rollover
//
//  Copyright (c) Paul Griffiths, 2007
//  Email: mail@paulgriffiths.net

function changeImage(n) {
  if ( n == 0 ) {
    document.images["pic"].src = "/images/program/js/forms/mars.jpg";
    document.images["pic"].alt = "Mars";
  }
  else {
    document.images["pic"].src = "/images/program/js/forms/earth.jpg";
    document.images["pic"].alt = "Earth";
  }
}