Web Development

public static bool UploadPost(string message)
    {
        dynamic result;

        //https://developers.facebook.com/tools/explorer/
        //https://developers.facebook.com/tools/access_token/
        FacebookClient client = new FacebookClient("secret access token");


        result = client.Get("oauth/access_token", new
            {
                client_id = "[Client ID number]",
                client_secret = "[Client sercret",
                grant_type = "client_credentials",
            });

        result = client.Post("[facebook app Id]/feed", new { message = "Test Message from app" });
        //result.id;
        result = client.Get("[facebook app Id]");

        return false;
    }

Additional information: (OAuthException - #200) (#200) The user hasn't authorized the application to perform this action 

<header>
<a href="home"><img id="logo" src="<?php echo $_SESSION["blended_learning_domain_name"]; ?>images/logo.png" /></a>

<nav id="navMenu" role="navigation">
    <ul>
        <li><a href="home" <?php if (basename($_SERVER['PHP_SELF']) == 'home.php') { ?>class="current_page_item"<?php } ?> accesskey="1" title="">Home Page</a></li>
        <?php if ($_SESSION["blended_learning_user_id"]) { ?><li><a href="mypage" <?php if (basename($_SERVER['PHP_SELF']) == 'mypage.php') { ?>class="current_page_item"<?php } ?> accesskey="2" title="">My Page</a></li><?php } ?>
        <li><a <?php if (basename($_SERVER['PHP_SELF']) == 'browse.php') { ?>class="current_page_item"<?php } ?> href="browse" accesskey="3" title="">Browse</a></li>
        <?php if (!$_SESSION["blended_learning_user_id"]) { ?><li><a href="signin" <?php if (basename($_SERVER['PHP_SELF']) == 'signin.php') { ?>class="current_page_item"<?php } ?> accesskey="4" title="">Students</a></li><?php } ?>
        <?php if (!$_SESSION["blended_learning_user_id"]) { ?><li><a href="adminsignin" <?php if (basename($_SERVER['PHP_SELF']) == 'admin_signin.php') { ?>class="current_page_item"<?php } ?> accesskey="5" title="">Admin</a></li><?php } ?>
        <li><a href="contact" <?php if (basename($_SERVER['PHP_SELF']) == 'contact.php') { ?>class="current_page_item"<?php } ?> accesskey="6" title="">Contact Us</a></li>
        <?php if ($_SESSION["blended_learning_user_id"]) { ?><li><a href="out" accesskey="7" title="" style="color: white; background-color: red;">Sign Out</a></li><?php } ?>
    </ul>
</nav>
</header>

<header>
<a href="home"><img id="logo" src="<?php echo $_SESSION["blended_learning_domain_name"]; ?>images/smalllogo.png" /></a>

<nav id="navMenu" role="navigation">
    <ul>
        <li><a href="home" <?php if (basename($_SERVER['PHP_SELF']) == 'home.php') { ?>class="current_page_item"<?php } ?> accesskey="1" title="">Home Page</a></li>
        <?php if ($_SESSION["blended_learning_user_id"]) { ?><li><a href="out" accesskey="7" title="" style="color: white; background-color: red;">Sign Out</a></li><?php } ?>
    </ul>
</nav>
</header>

<authentication mode="Forms">
  <forms loginUrl="https://localhost:44301/login/Login.aspx" protection="All" timeout="30" name=".ASPXAUTH" path="/" requireSSL="true"
         slidingExpiration="true" defaultUrl="Default.aspx" cookieless="UseDeviceProfile" enableCrossAppRedirects="false"/>
</authentication>
<authorization>
  <deny users="?"/>
</authorization>
<roleManager enabled="true" defaultProvider="KeetingRoleProvider">
  <providers>
    <clear/>
    <add name="KeetingRoleProvider" type="Web.KeetingRoleProvider"/>
  </providers>
</roleManager>
<membership defaultProvider="KeetingMembershipProvider">
  <providers>
    <clear/>
    <add name="KeetingMemberShipProvider" type="Web.KeetingMembershipProvider"/>
  </providers>
</membership>

<style>
    #content_DetailsView{
        position:absolute;
        left:360px;
        top:155px;
        border-collapse:collapse;
        margin-top:20px;
        border-spacing:100px;
        border-color:white;
        border-style:solid;
        border-width:50px;
    }
    content_GridView
    {
        margin-top:20px;
    }
    .gridviewheader th{background-color:blue;}
    .gridviewheader th a{color:white;}
    .gridviewrow{background-color:lightgray;}
    .gridviewaltrow{background-color:darkgray;}
    .gridviewselrow{background-color:blue;}
    .detailsviewrow{background-color:grey;border-collapse:separate}
    .detailsviewrow td{padding:0px;}
    .gridviewpagerrow{background-color:blue;}
    .gridviewpagerrow a{color:white;}
</style>

<table border="1" cellspacing="20" style="border-color:White;height:50px;width:125px;" id="content_DetailsView" rules="all">
        <tbody><tr class="detailsviewrow">
            <td>name</td><td>Alexandro Alexis</td>
        </tr><tr class="detailsviewrow">
            <td>address</td><td>3711 W Franklin</td>
        </tr><tr class="detailsviewrow">
            <td>email</td><td>alal@mma.yaleindustries.com</td>
        </tr><tr class="detailsviewrow">
            <td>phone</td><td>(559) 555-2993</td>
        </tr><tr class="detailsviewrow">
            <td>zipcode</td><td>93706</td>
        </tr><tr class="detailsviewrow">
            <td>city</td><td>Fresno</td>
        </tr><tr class="detailsviewrow">
            <td>customerid</td><td>1019</td>
        </tr><tr class="detailsviewrow">
            <td>statecode</td><td>
                    <span id="content_DetailsView_Label1">CA</span>
                </td>
        </tr><tr class="detailsviewrow">
            <td colspan="2"><input type="button" onclick="javascript:__doPostBack('ctl00$content$DetailsView','Edit$0')" value="Bewerken">&nbsp;<input type="button" onclick="javascript:__doPostBack('ctl00$content$DetailsView','Delete$0')" value="Verwijderen">&nbsp;<input type="button" onclick="javascript:__doPostBack('ctl00$content$DetailsView','New$0')" value="Nieuw"></td>
        </tr>
    </tbody></table>