protected void btnDelete_Click(object sender, EventArgs e)
{
string userid = hfCode.Value;
u.DeleteUser(Convert.ToInt32(userid));
BindGrid();
System.Text.StringBuilder sb = new System.Text.StringBuilder();
sb.Append(@"<script type='text/javascript'>");
sb.Append("alert('Record deleted Successfully');");
sb.Append("$('#deleteModal').modal('hide');");
sb.Append(@"</script>");
ScriptManager.RegisterClientScriptBlock(this, this.GetType(), "delHideModalScript", sb.ToString(), false);
}