title: cant click button which opens file attachment dialog
body: <p>i'm usinng <strong>selenium 2 beta</strong>. i'm trying to click button which opens file attachment dialog. but when i click it nothing happens.</p>
  
  <pre><code>&lt;input class="zf" name="Passport" id="PassportUpload" type="file" onclick="return { oRequired : {} }" maxlength="524288"&gt; 
  
  
  driver.findElement(By.name("Passport")).click();
  </code></pre>
  
  <p>using just selenium not selenium 2 i can click it easily.</p>