Link #1  
  My own example on JavaScript. Just click and your page will be moving up and down :) It's realy funny. Code is there also.
Link #2  
  My own example on JavaScript. Just click and button on your page will being clicked automatically. Code isn't there yet...
Link #3  
  My own example on JavaScript. Just click and... you will see =)
Link #4  
  My own example on JavaScript. Just click and you'll left the current page to page specified in edit field.