jquery and updatepanel issue

[andespa]

i have a webpart and it has dropdownlist and gridview and i am using updatepanel around dropdown and gridview..in gridview i have a textbox as date picker..when i go on that page and click on textbox the date picker appears but as soon as i change item in dropdown which triggers postback the datepicker never comes back.here is the jquery code i am using if i change this code the updatepanel simply doesnt work.\[code\]<script type="text/javascript"> var $ = jQuery.noConflict(); $(function () { $('input[id*="txtftrNeededBy"]').datepicker({ dateFormat: 'dd-M-y', changeMonth: true, minDate: 0 }); $('input[id*="txtNeededBy"]').datepicker({ dateFormat: 'dd-M-y', changeMonth: true, minDate: 0 }); $('input[id*="txtftrQty"]').autoNumeric({ aSep: '', vMax: '999999', vMin: '0', wEmpty: 'zero', mDec: null }); $('input[id*="txtQty"]').autoNumeric({ aSep: '', vMax: '999999', vMin: '0', wEmpty: 'zero', mDec: null }); });</script>\[/code\]