function installSearchEngine(lang) {  
  if (window.external && ("AddSearchProvider" in window.external)) {    
    // Firefox 2 and IE 7, OpenSearch
    window.external.AddSearchProvider("http://www.subtitlesync.com.ar/searchplugins/opensearch/subtitlesync-" + lang + ".xml");  
  } else if (window.sidebar && ("addSearchEngine" in window.sidebar)) {    
  // Firefox <= 1.5, Sherlock
  window.sidebar.addSearchEngine("http://www.subtitlesync.com.ar/searchplugins/sherlock/subtitlesync-" + lang + ".src", "http://www.subtitlesync.com.ar/searchplugins/subtitlesync.png", "Search Plugin", "");  
  } else {    
    // No search engine support (IE 6, Opera, etc).    
    if (lang == "es") 
      alert("Este browser no tiene integracion con motores de busqueda");    
    else 
      alert("No search engine support");  
  } 
}

function getKeyCode(e){
  e= (window.event)? event : e;
  intKey = (e.keyCode)? e.keyCode: e.charCode;
  return intKey;
}
function redirect(e){
  if (getKeyCode(e)==13) {
	var url = new String(document.subtitleForm.action)
	var dotPosition = url.lastIndexOf(".");
	url = url.substr(0, dotPosition) + "/" + document.subtitleForm.search.value;
    /*alert("Redirect to " + url);*/
    window.location = url;
  }
}