diff --git a/boot.php b/boot.php
index 2f2e28ce..c2690f6e 100755
--- a/boot.php
+++ b/boot.php
@@ -293,6 +293,8 @@ class App {
 	
 	public $nav_sel;
 
+	public $category;
+
 	private $scheme;
 	private $hostname;
 	private $baseurl;
@@ -377,6 +379,9 @@ class App {
 		$this->argc = count($this->argv);
 		if((array_key_exists('0',$this->argv)) && strlen($this->argv[0])) {
 			$this->module = str_replace(".", "_", $this->argv[0]);
+			if(array_key_exists('2',$this->argv)) {
+			    $this->category = $this->argv[2];
+			}
 		}
 		else {
 			$this->argc = 1;
diff --git a/include/contact_widgets.php b/include/contact_widgets.php
index 7346b95a..e0f37f07 100755
--- a/include/contact_widgets.php
+++ b/include/contact_widgets.php
@@ -103,3 +103,31 @@ function fileas_widget($baseurl,$selected = '') {
 	));
 }
 
+function categories_widget($baseurl,$selected = '') {
+	$a = get_app();
+
+	$saved = get_pconfig($a->profile['profile_uid'],'system','filetags');
+	if(! strlen($saved))
+		return;
+
+	$matches = false;
+	$terms = array();
+        $cnt = preg_match_all('/<(.*?)>/',$saved,$matches,PREG_SET_ORDER);
+        if($cnt) {
+                foreach($matches as $mtch) {
+		        $unescaped = xmlify(file_tag_decode($mtch[1]));
+			$terms[] = array('name' => $unescaped,'selected' => (($selected == $unescaped) ? 'selected' : ''));
+		}
+	}
+
+	return replace_macros(get_markup_template('categories_widget.tpl'),array(
+		'$title' => t('Categories'),
+		'$desc' => '',
+		'$sel_all' => (($selected == '') ? 'selected' : ''),
+		'$all' => t('Everything'),
+		'$terms' => $terms,
+		'$base' => $baseurl,
+
+	));
+}
+
diff --git a/include/conversation.php b/include/conversation.php
index 5a922b2b..df92a40e 100755
--- a/include/conversation.php
+++ b/include/conversation.php
@@ -974,6 +974,8 @@ function status_editor($a,$x, $notes_cid = 0, $popup=false) {
 		'$shortnoloc' => t('clear location'),
 		'$title' => "",
 		'$placeholdertitle' => t('Set title'),
+		'$category' => "",
+		'$placeholdercategory' => t('Categories (comma-separated list)'),
 		'$wait' => t('Please wait'),
 		'$permset' => t('Permission settings'),
 		'$shortpermset' => t('permissions'),
diff --git a/include/text.php b/include/text.php
index 191f4fca..f204e3f9 100644
--- a/include/text.php
+++ b/include/text.php
@@ -1314,6 +1314,118 @@ function file_tag_file_query($table,$s,$type = 'file') {
 	return " AND " . (($table) ? dbesc($table) . '.' : '') . "file regexp '" . dbesc($str) . "' ";
 }
 
+// ex. given music,video return <music><video> or [music][video]
+function file_tag_list_to_file($list,$type = 'file') {
+        $tag_list = '';
+        if(strlen($list)) {
+                $list_array = explode(",",$list);
+                if($type == 'file') {
+	                $lbracket = '[';
+	                $rbracket = ']';
+	        }
+                else {
+	                $lbracket = '<';
+        	        $rbracket = '>';
+	        }
+
+                foreach($list_array as $item) {
+		  if(strlen($item)) {
+		                $tag_list .= $lbracket . file_tag_encode(trim($item))  . $rbracket;
+			}
+                }
+	}
+        return $tag_list;
+}
+
+// ex. given <music><video>[friends], return music,video or friends
+function file_tag_file_to_list($file,$type = 'file') {
+        $matches = false;
+        $list = '';
+        if($type == 'file') {
+                $cnt = preg_match_all('/\[(.*?)\]/',$file,$matches,PREG_SET_ORDER);
+	}
+        else {
+                $cnt = preg_match_all('/<(.*?)>/',$file,$matches,PREG_SET_ORDER);
+	}
+	if($cnt) {
+		foreach($matches as $mtch) {
+			if(strlen($list))
+				$list .= ',';
+			$list .= file_tag_decode($mtch[1]);
+		}
+	}
+
+        return $list;
+}
+
+function file_tag_update_pconfig($uid,$file_old,$file_new,$type = 'file') {
+        // $file_old - categories previously associated with an item
+        // $file_new - new list of categories for an item
+
+	if(! intval($uid))
+		return false;
+
+        if($file_old == $file_new)
+	        return true;
+
+	$saved = get_pconfig($uid,'system','filetags');
+        if(strlen($saved)) {
+                if($type == 'file') {
+	                $lbracket = '[';
+	                $rbracket = ']';
+	        }
+                else {
+	                $lbracket = '<';
+        	        $rbracket = '>';
+	        }
+
+                $filetags_updated = $saved;
+
+		// check for new tags to be added as filetags in pconfig
+                $new_tags = array();
+                $check_new_tags = explode(",",file_tag_file_to_list($file_new,$type));
+
+	        foreach($check_new_tags as $tag) {
+		        if(! stristr($saved,$lbracket . file_tag_encode($tag) . $rbracket))
+			        $new_tags[] = $tag;
+	        }
+
+		$filetags_updated .= file_tag_list_to_file(implode(",",$new_tags),$type);
+
+		// check for deleted tags to be removed from filetags in pconfig
+                $deleted_tags = array();
+                $check_deleted_tags = explode(",",file_tag_file_to_list($file_old,$type));
+
+	        foreach($check_deleted_tags as $tag) {
+		        if(! stristr($file_new,$lbracket . file_tag_encode($tag) . $rbracket))
+		                $deleted_tags[] = $tag;
+	        }
+
+                foreach($deleted_tags as $key => $tag) {
+		        $r = q("select file from item where uid = %d " . file_tag_file_query('item',$tag,$type),
+		                intval($uid)
+	                );
+
+	                if(count($r)) {
+			        unset($deleted_tags[$key]);
+	                }
+			else {
+			        $filetags_updated = str_replace($lbracket . file_tag_encode($tag) . $rbracket,'',$filetags_updated);
+			}
+		}
+
+                if($saved != $filetags_updated) {
+		        set_pconfig($uid,'system','filetags', $filetags_updated);
+                }
+		return true;
+	}
+        else
+                if(strlen($file_new)) {
+		        set_pconfig($uid,'system','filetags', $file_new);
+                }
+		return true;
+}
+
 function file_tag_save_file($uid,$item,$file) {
 	$result = false;
 	if(! intval($uid))
diff --git a/mod/editpost.php b/mod/editpost.php
index 2ddba36a..4c00201c 100755
--- a/mod/editpost.php
+++ b/mod/editpost.php
@@ -115,6 +115,8 @@ function editpost_content(&$a) {
 		'$jotnets' => $jotnets,
 		'$title' => $itm[0]['title'],
 		'$placeholdertitle' => t('Set title'),
+                '$category' => file_tag_file_to_list($itm[0]['file'], 'category'),
+                '$placeholdercategory' => t('Categories (comma-separated list)'),
 		'$emtitle' => t('Example: bob@example.com, mary@example.com'),
 		'$lockstate' => $lockstate,
 		'$acl' => '', // populate_acl((($group) ? $group_acl : $a->user), $celeb),
diff --git a/mod/item.php b/mod/item.php
index 24730f53..72e63865 100755
--- a/mod/item.php
+++ b/mod/item.php
@@ -216,8 +216,6 @@ function item_post(&$a) {
 		$emailcc           = notags(trim($_REQUEST['emailcc']));
 		$body              = escape_tags(trim($_REQUEST['body']));
 
-		// $categories = TODO
-
 		$private = ((strlen($str_group_allow) || strlen($str_contact_allow) || strlen($str_group_deny) || strlen($str_contact_deny)) ? 1 : 0);
 
 		if(($parent_item) && 
@@ -255,6 +253,19 @@ function item_post(&$a) {
 		}
 	}
 
+        if(strlen($categories)) {
+	        // get the "fileas" tags for this post
+                $filedas = file_tag_file_to_list($categories, 'file');
+	}
+        // save old and new categories, so we can determine what needs to be deleted from pconfig
+        $categories_old = $categories;
+        $categories = file_tag_list_to_file(trim($_REQUEST['category']), 'category');
+        $categories_new = $categories;
+        if(strlen($filedas)) {
+	        // append the fileas stuff to the new categories list
+	        $categories .= file_tag_list_to_file($filedas, 'file');
+	}
+
 	// Work around doubled linefeeds in Tinymce 3.5b2
 	// First figure out if it's a status post that would've been
 	// created using tinymce. Otherwise leave it alone. 
@@ -572,6 +583,9 @@ function item_post(&$a) {
 			intval($profile_uid)
 		);
 
+		// update filetags in pconfig
+                file_tag_update_pconfig($uid,$categories_old,$categories_new,'category');
+
 		proc_run('php', "include/notifier.php", 'edit_post', "$post_id");
 		if((x($_REQUEST,'return')) && strlen($return_path)) {
 			logger('return: ' . $return_path);
@@ -585,8 +599,8 @@ function item_post(&$a) {
 
 	$r = q("INSERT INTO `item` (`guid`, `uid`,`type`,`wall`,`gravity`,`contact-id`,`owner-name`,`owner-link`,`owner-avatar`, 
 		`author-name`, `author-link`, `author-avatar`, `created`, `edited`, `commented`, `received`, `changed`, `uri`, `thr-parent`, `title`, `body`, `app`, `location`, `coord`, 
-		`tag`, `inform`, `verb`, `postopts`, `allow_cid`, `allow_gid`, `deny_cid`, `deny_gid`, `private`, `pubmail`, `attach`, `bookmark`,`origin`, `moderated` )
-		VALUES( '%s', %d, '%s', %d, %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, '%s', %d, %d, %d )",
+		`tag`, `inform`, `verb`, `postopts`, `allow_cid`, `allow_gid`, `deny_cid`, `deny_gid`, `private`, `pubmail`, `attach`, `bookmark`,`origin`, `moderated`, `file` )
+		VALUES( '%s', %d, '%s', %d, %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', '%s', %d, %d, '%s', %d, %d, %d, '%s' )",
 		dbesc($datarray['guid']),
 		intval($datarray['uid']),
 		dbesc($datarray['type']),
@@ -624,8 +638,9 @@ function item_post(&$a) {
 		dbesc($datarray['attach']),
 		intval($datarray['bookmark']),
 		intval($datarray['origin']),
-		intval($datarray['moderated'])
-	);
+	        intval($datarray['moderated']),
+	        dbesc($datarray['file'])
+	       );
 
 	$r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' LIMIT 1",
 		dbesc($datarray['uri']));
@@ -633,6 +648,9 @@ function item_post(&$a) {
 		$post_id = $r[0]['id'];
 		logger('mod_item: saved item ' . $post_id);
 
+		// update filetags in pconfig
+                file_tag_update_pconfig($uid,$categories_old,$categories_new,'category');
+
 		if($parent) {
 
 			// This item is the last leaf and gets the comment box, clear any ancestors
diff --git a/mod/profile.php b/mod/profile.php
index 782d17d8..26b33d5f 100755
--- a/mod/profile.php
+++ b/mod/profile.php
@@ -2,6 +2,11 @@
 
 function profile_init(&$a) {
 
+	require_once('include/contact_widgets.php');
+
+	if(! x($a->page,'aside'))
+		$a->page['aside'] = '';
+
 	$blocked = (((get_config('system','block_public')) && (! local_user()) && (! remote_user())) ? true : false);
 
 	if($a->argc > 1)
@@ -59,6 +64,13 @@ function profile_init(&$a) {
 
 function profile_content(&$a, $update = 0) {
 
+        if (x($a->category)) {
+	        $category = $a->category;
+	}
+        else {
+	        $category = ((x($_GET,'category')) ? $_GET['category'] : '');
+	}
+
 	if(get_config('system','block_public') && (! local_user()) && (! remote_user())) {
 		return login();
 	}
@@ -112,7 +124,8 @@ function profile_content(&$a, $update = 0) {
 		return;
 	}
 
-	
+	$a->page['aside'] .= categories_widget($a->get_baseurl(true) . '/profile/' . $a->profile['nickname'],(x($category) ? xmlify($category) : ''));
+
 	if(! $update) {
 		if(x($_GET,'tab'))
 			$tab = notags(trim($_GET['tab']));
@@ -135,6 +148,7 @@ function profile_content(&$a, $update = 0) {
 
 		$celeb = ((($a->profile['page-flags'] == PAGE_SOAPBOX) || ($a->profile['page-flags'] == PAGE_COMMUNITY)) ? true : false);
 
+
 		if(can_write_wall($a,$a->profile['profile_uid'])) {
 
 			$x = array(
@@ -178,6 +192,10 @@ function profile_content(&$a, $update = 0) {
 	}
 	else {
 
+                if(x($category)) {
+		        $sql_extra .= file_tag_file_query('item',$category,'category');
+		}
+
 		$r = q("SELECT COUNT(*) AS `total`
 			FROM `item` LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
 			WHERE `item`.`uid` = %d AND `item`.`visible` = 1 AND `item`.`deleted` = 0
@@ -204,6 +222,7 @@ function profile_content(&$a, $update = 0) {
 			intval($a->profile['profile_uid'])
 
 		);
+
 	}
 
 	$parents_arr = array();
diff --git a/view/categories_widget.tpl b/view/categories_widget.tpl
new file mode 100755
index 00000000..061821be
--- /dev/null
+++ b/view/categories_widget.tpl
@@ -0,0 +1,13 @@
+<div class="clear"></div>
+<div id="categories-sidebar" class="widget">
+	<h3>$title</h3>
+	<div id="nets-desc">$desc</div>
+	
+	<ul class="categories-ul">
+		<li class="tool"><a href="$base" class="categories-link categories-all{{ if $sel_all }} categories-selected{{ endif }}">$all</a></li>
+		{{ for $terms as $term }}
+			<li class="tool"><a href="$base?f=&category=$term.name" class="categories-link{{ if $term.selected }} categories-selected{{ endif }}">$term.name</a></li>
+		{{ endfor }}
+	</ul>
+	
+</div>
diff --git a/view/jot.tpl b/view/jot.tpl
index 5fe1f954..91de628a 100755
--- a/view/jot.tpl
+++ b/view/jot.tpl
@@ -15,6 +15,7 @@
 		<input type="hidden" name="post_id" value="$post_id" />
 		<input type="hidden" name="preview" id="jot-preview" value="0" />
 		<div id="jot-title-wrap"><input name="title" id="jot-title" type="text" placeholder="$placeholdertitle" value="$title" class="jothidden" style="display:none"></div>
+		<div id="jot-category-wrap"><input name="category" id="jot-category" type="text" placeholder="$placeholdercategory" value="$category" class="jothidden" style="display:none" /></div>
 		<div id="jot-text-wrap">
 		<img id="profile-jot-text-loading" src="images/rotator.gif" alt="$wait" title="$wait" style="display: none;" />
 		<textarea rows="5" cols="64" class="profile-jot-text" id="profile-jot-text" name="body" >{{ if $content }}$content{{ else }}$share{{ endif }}</textarea>
diff --git a/view/theme/darkzero/style.css b/view/theme/darkzero/style.css
index 3b395ff2..12c7d3c2 100755
--- a/view/theme/darkzero/style.css
+++ b/view/theme/darkzero/style.css
@@ -76,17 +76,21 @@ input#dfrn-url {
 }
 
 
-#jot-title {
+#jot-title, #jot-category {
 	background-color: #333333;
 	border: 1px solid #333333;
 }
 
 #jot-title::-webkit-input-placeholder{ color: #555555!important;}
 #jot-title:-moz-placeholder{color: #555555!important;}
+#jot-category::-webkit-input-placeholder{ color: #555555!important;}
+#jot-category:-moz-placeholder{color: #555555!important;}
 		
 	
 #jot-title:hover,
-#jot-title:focus {
+#jot-title:focus,
+#jot-category:hover,
+#jot-category:focus {
 	border: 1px solid #cccccc; 
 }
 blockquote {
diff --git a/view/theme/duepuntozero/style.css b/view/theme/duepuntozero/style.css
index 1f897f3b..38c1fc5b 100755
--- a/view/theme/duepuntozero/style.css
+++ b/view/theme/duepuntozero/style.css
@@ -285,7 +285,7 @@ div.wall-item-content-wrapper.shiny {
 	float: left;
 }
 
-#jot-title {
+#jot-title, #jot-category {
 	border: 0px;
 	margin: 0px;
 	height: 20px;
@@ -296,11 +296,15 @@ div.wall-item-content-wrapper.shiny {
 }
 
 #jot-title::-webkit-input-placeholder{font-weight: normal;}
+#jot-category::-webkit-input-placeholder{font-weight: normal;}
 #jot-title:-moz-placeholder{font-weight: normal;}
+#jot-category:-moz-placeholder{font-weight: normal;}
 		
 	
 #jot-title:hover,
-#jot-title:focus {
+#jot-title:focus,
+#jot-category:hover,
+#jot-category:focus {
 	border: 1px solid #cccccc; 
 }
 
@@ -322,7 +326,7 @@ div.wall-item-content-wrapper.shiny {
 	margin-bottom: 10px;
 }
 
-.group-selected, .nets-selected, .fileas-selected {
+.group-selected, .nets-selected, .fileas-selected, .categories-selected {
 	padding: 3px;
 	-moz-border-radius: 3px;
 	border-radius: 3px;	
@@ -1881,11 +1885,11 @@ a.mail-list-link {
 	margin-top: 10px;
 }
 
-.nets-ul, .fileas-ul {
+.nets-ul, .fileas-ul, .categories-ul {
 	list-style-type: none;
 }
 
-.nets-ul li, .fileas-ul li {
+.nets-ul li, .fileas-ul li, .categories-ul li {
 	margin-top: 10px;
 }
 
@@ -1896,11 +1900,11 @@ a.mail-list-link {
 	margin-left: 42px;
 }
 
-.fileas-link {
+.fileas-link, .categories-link {
 	margin-left: 24px;
 }
 
-.fileas-all {
+.fileas-all, .categories-all {
 	margin-left: 0px;
 }
 
@@ -2628,12 +2632,12 @@ aside input[type='text'] {
 	margin-top: 10px;
 }
 
-.body-tag, .filesavetags {
+.body-tag, .filesavetags, .categorytags {
 	opacity: 0.5;
 	filter:alpha(opacity=50);
 }
 
-.body-tag:hover, .filesavetags:hover {
+.body-tag:hover, .filesavetags:hover, .categorytags:hover {
 	opacity: 1.0 !important;
 	filter:alpha(opacity=100) !important;
 }