add_action( 'admin_menu', 'dianaworks_remove_menu_pages' );

function dianaworks_remove_menu_pages() {
/* only let administrators see these pages */
	if (!current_user_can('activate_plugins') {
		remove_menu_page('tools.php');	
		remove_menu_page('themes.php');	
		remove_menu_page('options-general.php');	
		remove_menu_page('plugins.php');	
		remove_menu_page('admin.php?page=wpcf7');
		remove_submenu_page( 'users.php' , 'user-new.php' );
		remove_submenu_page( 'edit.php' , 'edit-tags.php?taxonomy=category' );
		remove_submenu_page( 'edit.php' , 'edit-tags.php?taxonomy=post_tag' );
		remove_submenu_page( 'link-manager.php' , 'edit-tags.php?taxonomy=link_category' );
		}
	}

function new_excerpt_more($more) {
       global $post;
        return '<br><a class="moretag" href="'. get_permalink($post->ID) . '"> [Read More...]</a>';
}
add_filter('excerpt_more', 'new_excerpt_more');

<form action="testupload.php" method="post" enctype="multipart/form-data">
<input type=hidden name="filename" value="renamed.pdf">
<label for="file">Filename:</label>
<input type="file" name="file" id="file" />
<br />
<input type="submit" name="submit" value="Submit" />
</form>

<?php
if($_SERVER["REQUEST_METHOD"] == "POST") {

if ($_FILES["file"]["error"] > 0)
  {
  echo "Error: " . $_FILES["file"]["error"] . "<br />";
  }
else
  {
  echo "Upload: " . $_FILES["file"]["name"] . "<br />";
  echo "Type: " . $_FILES["file"]["type"] . "<br />";
  echo "Size: " . ($_FILES["file"]["size"] / 1024) . " Kb<br />";
  echo "Stored in: " . $_FILES["file"]["tmp_name"];
  }

      if (file_exists("scholarships/" . $_FILES["file"]["name"]))
      {
          unlink ("scholarships/" . $_FILES["file"]["name"]);
      }
      move_uploaded_file($_FILES["file"]["tmp_name"],"scholarships/" . $_POST["filename"]);
      echo "File uploaded and renamed" ;

    
     } else {
     echo "File not uploaded";
}
?>

$ function() {
     $ (".post img) .removeAttr("width") .removeAttribute("height");
}

add_filter( 'post_thumbnail_html', 'remove_width_attribute', 10 );
add_filter( 'image_send_to_editor', 'remove_width_attribute', 10 );

function remove_width_attribute( $html ) {
   $html = preg_replace( '/(width|height)="\d*"\s/', "", $html );
   return $html;
}

.nav-container {
    text-align: center;}
.nav-container ul {
    display: inline-block;}

add_filter('widget_text','execute_php',100);
function execute_php($html){
     if(strpos($html,"<"."?php")!==false){
          ob_start();
          eval("?".">".$html);
          $html=ob_get_contents();
          ob_end_clean();
     }
     return $html;
}

function redirect_to_front_page() {
global $redirect_to;
$redirect_to = get_option('siteurl');
}
add_action('login_form', 'redirect_to_front_page');

function admin_login_redirect( $redirect_to, $request, $user )
{
global $user;
if( isset( $user->roles ) && is_array( $user->roles ) ) {
if( in_array( "administrator", $user->roles ) ) {
return $redirect_to;
} else {
return home_url();
}
}
else
{
return $redirect_to;
}
}
add_filter("login_redirect", "admin_login_redirect", 10, 3);

function the_breadcrumb() {
    global $post;
    echo '<ul id="breadcrumbs">';
    if (!is_front_page()) {    
          if (!is_home()) {
        echo '<li><a href="';
        echo get_option('home');
        echo '">';
        echo 'Home';
               echo '</a></li><li class="separator"> / </li>';
               if (is_category() || is_single()) {
                    echo '<li>';
                    the_category(' </li><li class="separator"> / </li><li> ');
                    if (is_single()) {
                         echo '</li><li class="separator"> / </li><li>';
                         the_title();
                         echo '</li>';
                    }
               } elseif (is_page()) {
                    if($post->post_parent){
                         $anc = get_post_ancestors( $post->ID );
                         $anc=array_reverse ( $anc );
                         $title = get_the_title();
                         $output='';
                         foreach ( $anc as $ancestor ) {
                              $output .= '<li><a href="'.get_permalink($ancestor).'" title="'.get_the_title($ancestor).'">'.get_the_title($ancestor).'</a></li> <li class="separator">/</li>';
                         }
                         echo $output;
                         echo '<li title="'.$title.'"> '.$title.'</li>';
                    } else {
                         echo '<li> '.get_the_title().'</li>';
                    }
               }
          }
    }
    elseif (is_tag()) {single_tag_title();}
    elseif (is_day()) {echo"<li>Archive for "; the_time('F jS, Y'); echo'</li>';}
    elseif (is_month()) {echo"<li>Archive for "; the_time('F, Y'); echo'</li>';}
    elseif (is_year()) {echo"<li>Archive for "; the_time('Y'); echo'</li>';}
    elseif (is_author()) {echo"<li>Author Archive"; echo'</li>';}
    elseif (isset($_GET['paged']) && !empty($_GET['paged'])) {echo "<li>Blog Archives"; echo'</li>';}
    elseif (is_search()) {echo"<li>Search Results"; echo'</li>';}
    echo '</ul>';
}