Share Website Link on Social Netwoerk Website

Twitter Share

 <style type="text/css" media="screen">
 #custom-tweet-button a
{
      display: block;
   }
  </style>
  <div id="custom-tweet-button">
   <a href="https://twitter.com/share?url=<%#HttpContext.Current.Request.URL.ToString() %>"    target="_blank">
<asp:Image ID="imgtwitter" runat="server" ImageUrl="~/Portals/_default/Skins/CDHome/images/twittericon.png" Width="22" Height="22" alt="" /></a>
  </div>


LinkedIn Share

  <script src="//platform.linkedin.com/in.js" type="text/javascript"></script>
  <script type="IN/Share"></script>


Facebook Share

<a href="http://www.facebook.com/share.php?u=<url>">
 <asp:Image ID="imgFB" runat="server" onclick="return fbs_click()" target="_blank"
   ImageUrl="~/Portals/_default/Skins/CDHome/images/facebookicon.png" Width="22"
      Height="22" alt="" /></a>
  <script>
        function fbs_click() {
              u = location.href; t = document.title; window.open('http://www.facebook.com/sharer.php?u=' + encodeURIComponent(u) +
    '&t=' + encodeURIComponent(t), 'sharer', 'toolbar=0,status=0,width=626,height=436');
            return false;
               }</script>
                 <style>
            html .fb_share_link
      {
            padding: 2px 0 0 20px;
              height: 16px;
           background: url(http://b.static.ak.fbcdn.net/images/share/facebook_share_icon.gif?8:26981) no-repeat top left;
         }
 </style>

How to create custom change password control

protected void btnChangePassword_Click(object sender, EventArgs e)
{
string UserName = HttpContext.Current.User.Identity.Name;
DotNetNuke.Entities.Users.UserInfo userInfo = DotNetNuke.Entities.Users.UserController.GetUserByName(PortalId, UserName);
DotNetNuke.Security.Membership.MembershipProvider membershipProvider = DotNetNuke.Security.Membership.MembershipProvider.Instance();
if (membershipProvider.PasswordFormat == DotNetNuke.Security.Membership.PasswordFormat.Encrypted)
{
string oldPassword = DotNetNuke.Entities.Users.UserController.GetPassword(ref userInfo, userInfo.Membership.PasswordAnswer);
if (oldPassword == txtOldPassword.Text)
{
string newPassword = txtNewPassword.Text.Trim();//DotNetNuke.Entities.Users.UserController.GeneratePassword(membershipProvider.MinPasswordLength);
DotNetNuke.Entities.Users.UserController.ChangePassword(userInfo, oldPassword, newPassword);
txtOldPassword.Text = "";
txtNewPassword.Text = "";
txtOldPassword.Focus();
lblmsg.Text = "Password changed successfully.";
}
else
{
lblmsg.Text = "OldPassword did not match.";
}
}
}