affix.js in active_frontend-2.0.7

- old
+ new

@@ -67,10 +67,10 @@
 
     var height       = this.$element.height()
     var offset       = this.options.offset
     var offsetTop    = offset.top
     var offsetBottom = offset.bottom
-    var scrollHeight = $(document.body).height()
+    var scrollHeight = Math.max($(document).height(), $(document.body).height())
 
     if (typeof offset != 'object')         offsetBottom = offsetTop = offset
     if (typeof offsetTop == 'function')    offsetTop    = offset.top(this.$element)
     if (typeof offsetBottom == 'function') offsetBottom = offset.bottom(this.$element)
 
\ No newline at end of file