Avoid errors on sites with invalid date info on posts.

src/Miscellaneous/RelativeDates.coffee

@@ -15,6 +15,7 @@ RelativeDates =
         cb:   @node
 
   node: ->
+    return unless @info.date
     dateEl = @nodes.date
     if Conf['Relative Date Title']
       $.on dateEl, 'mouseover', => RelativeDates.hover @

src/Miscellaneous/Time.coffee

@@ -7,7 +7,7 @@ Time =
       cb:   @node
 
   node: ->
-    return if @isClone
+    return if !@info.date or @isClone
     {textContent} = @nodes.date
     @nodes.date.textContent = textContent.match(/^\s*/)[0] + Time.format(Conf['time'], @info.date) + textContent.match(/\s*$/)[0]
 

src/classes/Post.coffee

@@ -41,6 +41,8 @@ class Post
       flag:      @nodes.flag?.title
       date:      if @nodes.date then new Date(@nodes.date.getAttribute('datetime')?.trim() or (@nodes.date.dataset.utc * 1000))
 
+    delete @info.date if @info.date and isNaN(@info.date.getTime())
+
     if Conf['Anonymize']
       @info.nameBlock = 'Anonymous'
     else