How to pass condition variable for auto complete textbox

How to pass condition variable for auto complete textbox

Hi

I am using jquery autocomplete. It is working fine with single text box. but When I try to add a condition(drop down) on the basis which back end search will work.

Below is code for jquery


============================================================================


<script type="text/javascript">

$().ready(function() {
var userTypeId = $("#userTypeId").attr("value");
//alert(userTypeId);
//alert(userTypeId);
$("#nameMobileEmail").autocomplete("autoComplete.php?userTypeId="+userTypeId, {
var userTypeId = $("#userTypeId").val();
width: 275,
matchContains: true,
//mustMatch: true,
//minChars: 0,
//multiple: true,
//highlight: false,
//multipleSeparator: ",",
selectFirst: true
});
});
</script>
============================================================================

Below is code for Form


============================================================================


<form name="frm_search" id="frm_search" method="post" target="_self" action="action.php">
<div class="ld_tableHeader leftAlign" style="background-color:#CC0000;">
<div class="coll_width100 centerAlign boldFont" style="background-color:#999900;">CRM User Type</div>
<div class="coll_width150 centerAlign" style="background-color:#00FF00;">
<select name='userTypeId' id='userTypeId'  class="input150"><option value='10'>Manager</option><option value='11'>Supervisor</option><option value='12'>Account Executive</option></select> </div>
<div class="coll_width150 centerAlign" style="background-color:#FFCC00;">
<input name="nameMobileEmail" id="nameMobileEmail" type="input" class="input150" />
</div>
<div class="coll_width175 centerAlign" style="background-color:#CCFF00;">
<input name="Submit" type="submit" value="Load Existing Assign Area" class="buttonBig" />
<input name="hiddenFields" type="hidden" value="Crm User Assign Area" />
<input name="userTypeIdHidden" id="userTypeIdHidden" type="hidden" />
</div>
</div>
</form>


============================================================================


I want to pass selected value of userTypeId drop down with autoComplete.php file

Thanks for helping us