##Add Script to the aspx page as shown below,get value from Session,if available then disable or remove the reference link.
/* .aspx page */
<script type="text/javascript">
jQuery(document).ready(function ($) {
var value = '<%=Session["SomeValue"]%>';
// alert("hi1");
if (value) {
// alert("hi");
//$("#ctl00__lnkCart").attr("disabled", "disabled");
$("#ctl00__lnkCart")[0].href = "javascript:void(0)"; //Remove url
}
else {
$("#ctl00__lnkCart")[0].href="www.google.com";// pass url
}
});
</script>
<asp:HyperLink ID="lnkCart" runat="server" >
/* .aspx.cs page */
Session["SomeValue"] = "SomeValue";
####Cart button is disabled based on session value.
