Event.observe(window, 'load', init, false);


function init() {
  
  $('loading').hide();
  
  Event.observe('ToRateUrl', 'keyup', clean, false);  
  
  clean();
  
  $('ToRateUrl').focus();
  
  Event.observe('submit_button', 'click', hide_button, false);  
  
  Event.observe('blog_rating', 'submit', hide_button, false);  
  
}

function clean() {
  
  $('ToRateUrl').value = $('ToRateUrl').value.replace('http://','');
  
  $('ToRateUrl').value = $('ToRateUrl').value.replace('https://','');
  
}

function hide_button() {
  
  $('submit_button').value  = 'Rating';
  
  $('submit_button').disabled = true; 
  
  $('loading').show();
  
  $('blog_rating').submit();
  
  return true;
  
}