JS传值有关问题获取不到

JS传值问题获取不到
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm2.aspx.cs" Inherits="sxzafcyy.WebForm2" %>
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
    <title></title>
<script type="text/javascript" src="jasv/CJL.0.1.min.js"></script>
<script type="text/javascript" src="jasv/RelativePosition.js"></script>
<script type="text/javascript" src="jasv/FixedMenu.js"></script>
<!--
<script type="text/javascript">
    function fun() {
        $.ajax({
            url : "",
            data: { "id": 1 },
            type: "post",
            dataType : "text",
            success: function () {
                //do something
            }
        });
    }

</script>
    -->
</head>
<body>
    <form id="form1" runat="server">  
     <!--
             <asp:Repeater ID="one" runat="server">
                <ItemTemplate>
                     <%#Eval("navigation")%>
                </ItemTemplate>
             </asp:Repeater>
 
             <asp:Repeater ID="two" runat="server">
                 <ItemTemplate>
                     <%#Eval("navigation_Name")%>
                 </ItemTemplate>
             </asp:Repeater>

        <div>
-->
     <style type="text/css">
.container4 li, .container4_2 li{ list-style:none;}
.container4 ul, .container4_2{margin:0;}

.container4 {width:350px; margin:0 auto;padding:7px 10px;font:12px Verdana;border:1px solid #ccc;background:#fffeed; line-height:15px;height:15px; _overflow:hidden;}
.container4 li {float:left;padding:0 10px; border-right:1px solid #ccc; }
.container4 div {float:left;color:#000;padding-right:10px;}

li.menu4 {position:relative;margin-left:-1px; top:-1px; z-index:9999;border:1px solid #85ccff; border-bottom:0; padding-bottom:8px; color:#ff6026; background:#dbf3ff;}

.container4_2 {width:350px;padding:10px;border:1px solid #85ccff;background:#dbf3ff;line-height:25px;font-size:14px; font-weight:bold;display:none;}

.container4_2 a{ display:block;_zoom:1;}
.container4_2 a:link, .container4_2 a:visited, .container4_2 a:active {color:#565553;text-decoration: none;}
.container4_2 a:hover {color:#ff5500;text-decoration: underline;}

.container4 a:link, .container4 a:visited, .container4 a:hover, .container4 a:active {color:#565553;text-decoration: none;}
.menu4 a:link, .menu4 a:visited, .menu4 a:active {color:#ff6026;}
.menu4 a:hover{color:#ff6026;text-decoration:underline;}
</style>
     <div id="idContainer4" class="container4">
     <div><b>首页</b></div>
     <ul id="idMenu4">
    
         <a href="#tag/Table/">
             <asp:Repeater ID="index_one" runat="server">
                <ItemTemplate>
                     <li id='<%#Eval("id")%>'>
                             <%#Eval("navigation")%>