some cleanup...

Signed-off-by: Alex A. Naanou <alex.nanou@gmail.com>

ui/modes.js

@@ -300,89 +300,6 @@ function toggleImageProportions(mode){
 }
 
 
-/*
-// XXX make this generic, so as to add other UI renderers...
-var toggleKeyboardHelp = createCSSClassToggler('.viewer', 'help-mode overlay',
-		function(action){
-			var body = $(document.body)
-			var win = $(window)
-
-			// on...
-			if(action == 'on'){
-				// remove helo when we scroll to the top...
-				var scroll_handler = function(){
-					if(body.scrollTop() <= 0){
-						toggleKeyboardHelp('off')
-					}
-				}
-
-				// prepare and cleanup...
-				$('.keyboard-help').remove()
-				$('.viewer').addClass('overlay')
-
-				// build the help...
-				var doc = buildKeybindingsHelpHTML(KEYBOARD_CONFIG)
-					.on('click', function(){
-						event.stopImmediatePropagation()
-						return false
-					})
-					.css({
-						cursor: 'auto',
-					})
-					.appendTo(body)
-
-				// add exit by click...
-				body
-					.one('click', function(){
-						toggleKeyboardHelp('off')
-					})
-					.css({
-						cursor: 'hand',
-					})
-
-				// scroll to the help...
-				// NOTE: need to set the scroll handler AFTER we 
-				// 		scroll down, or it will be more of a 
-				// 		tease than a help...
-				var t = getRelativeVisualPosition($('.viewer'), doc).top
-				body
-					.animate({
-						scrollTop: Math.abs(t) - 40,
-					}, function(){
-						win
-							.on('scroll', scroll_handler)
-					})
-
-			// off...
-			} else {
-				// things to cleanup...
-				var _cleanup = function(){
-					$('.keyboard-help').remove()
-					$('.viewer').removeClass('overlay')
-					body.click()
-					win.off('scroll', scroll_handler)
-				}
-
-				// animate things if we are not at the top...
-				if(body.scrollTop() > 0){
-						body
-							.css({
-								cursor: '',
-							})
-							.animate({
-								scrollTop: 0,
-							}, _cleanup) 
-
-				// if we are at the top do things fast...
-				} else {
-					_cleanup()
-				}
-			}
-		})
-*/
-
-
-
 var toggleHelp = makeDrawerToggler(
 		function(){
 			return $('<h1>Help</h1>')