how remove record from grid with parametr

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jQuery

hi i when remove record from grid .but before remove show this message
"are you remove this recore:ali"
i want send parametr from grid .
this my code

<a href="@Url.Action("del", "Faculty", new { id = item.Faculty_Name })" title="del" class="btndel">
                       <img src="@Url.Content("~/Content/Images/webgrid/delete.png")" />
                   </a>
 $(".btndel").live("click", function (e) {
           // e.preventDefault(); use this or return false
           url = $(this).attr('href');

           $("#dialog-confirm").dialog('open');
           return false;
       });