Core Widgets
============
Some/many of these widgets have restrictions which may restrict the type of page where they may appear or may require login
* clock - displays the current time
    * args: military (1 or 0) - use 24 hour time as opposed to AM/PM
 
* profile - displays a profile sidebar on pages which load profiles (pages with nickname in the URL)
* tagcloud - display a tagcloud of webpage items
    * args: count - number of items to return (default 24)
 
* collections - collection selector for the current logged in channel
    * args: mode - one of "conversation", "group", "abook" depending on module
 
* suggestions - friend suggestions for the current logged on channel
* follow - presents a text box for following another channel
* notes - private notes area for the current logged in channel if private_notes feature is enabled
* savedsearch - network/matrix search with save - must be logged in and savedsearch feature enabled
* filer - select filed items from network/matrix stream - must be logged in
* archive - date range selector for network and channel pages
    * args: 'wall' - 1 or 0, limit to wall posts or network/matrix posts (default)
 
* fullprofile - same as profile currently
* categories - categories filter (channel page)
* tagcloud_wall - tagcloud for channel page only
    * args: 'limit' - number of tags to return (default 50)
 
* catcloud_wall - tagcloud for channel page categories
    * args: 'limit' - number of categories to return (default 50)
 
* affinity - affinity slider for network page - must be logged in
* settings_menu - sidebar menu for settings page, must be logged in
* mailmenu - sidebar menu for private message page - must be logged in
* design_tools - design tools menu for webpage building pages, must be logged in
* findpeople - tools to find other channels
* photo_albums - list photo albums of the current page owner with a selector menu
* vcard - mini profile sidebar for the person of interest (page owner, whatever)
* dirsafemode - directory selection tool - only on directory pages
* dirsort - directory selection tool - only on directory pages
* dirtags - directory tool - only on directory pages
* menu_preview - preview a menu - only on menu edit pages
* chatroom_list - list of chatrooms for the page owner
* bookmarkedchats - list of bookmarked chatrooms collected on this site for the current observer
* suggestedchats - "interesting" chatrooms chosen for the current observer
* item - displays a single webpage item by mid
    * args: mid - message_id of webpage to display
 
* photo - display a single photo
    * args: 
    * url - URL of photo, must be http or https
    * zrl - use zid authenticated link
    * style - CSS style string
 
* photo_rand - display a random photo from one of your photo albums. Photo permissions are honoured
    * args: 
    * album - album name (very strongly recommended if you have lots of photos)
    * scale - typically 0 (original size), 1 (640px), or 2 (320px)
    * style - CSS style string
	* channel_id - if not your own
 
* random_block - display a random block element from your webpage design tools collection. Permissions are honoured.
    * args: 
    * contains - only return blocks which include the contains string in the block name
    * channel_id - if not your own
 
Creating New Widgets
====================
If you want a widget named 'slugfish', create widget/slugfish.php containing