topical media & game development
[] readme course(s) preface I 1 2 II 3 4 III 5 6 7 IV 8 9 10 V 11 12 afterthought(s) appendix reference(s) example(s) resource(s) _

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graphic-javascript-effect-bounce-effect.htm / htm



  
  <!-- ONE STEP TO INSTALL BOUNCING IMAGE:
  
    1.  Copy the coding into the BODY of your HTML document  -->
  
  <!-- STEP ONE: Paste this code into the BODY of your HTML document  -->
  
  <BODY>
  
  <div id="img" style="position:absolute;">
  <img src="http://javascript.internet.com/img/logo.gif" onMouseDown="pauseResume();">
  </div>
  
  <SCRIPT LANGUAGE="JavaScript">
  <!-- Original:  Justin Arruda (JArruda@mindspring.com) -->
  
  <!-- This script and many more are available free online at -->
  <!-- The JavaScript Source!! http://javascript.internet.com -->
  
  <!-- Begin
  var step = 1;
  var delay = 30;
  var height = 0;
  var Hoffset = 0;
  var Woffset = 0;
  var yon = 0;
  var xon = 0;
  var pause = true;
  var interval;
  var name = navigator.appName;
  if(name == "Microsoft Internet Explorer") name = true;
  else name = false;
  var xPos = 20;
  if(name) var yPos = document.body.clientHeight;
  else var yPos = window.innerHeight;
  function changePos() {
  if(name) {
  width = document.body.clientWidth;
  height = document.body.clientHeight;
  Hoffset = img.offsetHeight;
  Woffset = img.offsetWidth;
  img.style.left = xPos + document.body.scrollLeft;
  img.style.top = yPos + document.body.scrollTop;
  }
  else {
  height = window.innerHeight;
  width = window.innerWidth;
  Hoffset = document.img.clip.height;
  Woffset = document.img.clip.width;
  document.img.pageY = yPos + window.pageYOffset;
  document.img.pageX = xPos + window.pageXOffset;
  }
  if (yon) {
  yPos = yPos + step;
  }
  else {
  yPos = yPos - step;
  }
  if (yPos < 0) {
  yon = 1;
  yPos = 0;
  }
  if (yPos >= (height - Hoffset)) {
  yon = 0;
  yPos = (height - Hoffset);
  }
  if (xon) {
  xPos = xPos + step;
  }
  else {
  xPos = xPos - step;
  }
  if (xPos < 0) {
  xon = 1;
  xPos = 0;
  }
  if (xPos >= (width - Woffset)) {
  xon = 0;
  xPos = (width - Woffset);
     }
  }
  function start() {
  if(name) img.visibility = "visible";
  else document.img.visibility = "visible";
  interval = setInterval('changePos()',delay);
  }
  function pauseResume() {
  if(pause) {
  clearInterval(interval);
  pause = false;
  }
  else {
  interval = setInterval('changePos()',delay);
  pause = true;
     }
  }
  start();
  //  End -->
  </script>
  
  <p><center>
  <font face="arial, helvetica" size"-2">Free JavaScripts provided<br>
  by <a href="http://javascriptsource.com">The JavaScript Source</a></font>
  </center><p>
  
  <!-- Script Size:  2.22 KB -->
[] readme course(s) preface I 1 2 II 3 4 III 5 6 7 IV 8 9 10 V 11 12 afterthought(s) appendix reference(s) example(s) resource(s) _

(C) Æliens 20/2/2008

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