codeigniter - How to redirect to a controller function in jquery -

i'm trying change form action based on selected value dropdown menu.based on selection want redirect function 2 different controller functions.but in code redirection not working.can 1 please me solve problem.my code

<script type="text/javascript">     $(document).ready(function () {             $("#sub").click(function () {                 var usertype = $("#user").val();              if (usertype == 'client') {                                               window.location.href = "<?php  echo site_url('client_login/clogin'); ?>";             }             else {                 window.location.href = "<?php  echo base_url('hospital.php'); ?>";             }               });          }); </script> 

i'll need other related components view sure. based on what's available.

try in view

<script type="text/javascript"> $(document).ready(function () {         $("#sub").click(function () {             var usertype = $("#user");         var selectedusertype = usertype.options[usertype.selectedindex].value;          if (selectedusertype == 'client') {                  window.location = "<?php  echo site_url('client_login/clogin'); ?>";         }         else {             //redirect controller         }           });      }); 

try checking code step step placing alerts. checking if click function getting called, or if valued selected right one, , on...

hope helps.