jquey练习

 

<input id="pwd" type="password" /><span class="Error"></span>
<input id="repwd" type="password" /><span class="Error"></span>

<script>
$(function(){
 var error = $('.Error');
 $(":password").each(function(index){
  if($(this).val() == '') {
   error.eq(index).html('<font color="red">对不起, 密码有误!请重试!</font>');
   return false;
  }
 });</script>