pagescrolling.js.coffee in abstracted-0.0.15

- old
+ new

@@ -6,32 +6,33 @@
 nextPage = 0
 pageUrl = ''
 contxt = null
 scrollTimeout = false
 
-@evalPageNumber = (url) ->
-  try
-    pn = url
-      .split('?')[1]
-      .split('&')
-      .filter (el,i,array) ->
-        if el.match /^page/
-          return el
-      .join('')
-      .split('=')[1]
-    parseInt(pn)
-  catch error
-    pn = 0
+@evalPageNumber = (elem) ->
+  if elem
+    try
+      pn = elem[0].href
+        .split('?')[1]
+        .split('&')
+        .filter (el,i,array) ->
+          if el.match /^page/
+            return el
+        .join('')
+        .split('=')[1]
+      parseInt(pn)
+    catch error
+      pn = 0
 
 #
 # setVariables prepares for a great scrolling experience
 #
 @setVariables = (elem) ->
   navPaginator = $('nav.pagination')
   try
     pageUrl = navPaginator.find('a[rel=next]')[0].href.replace( '?', '.js?scrolling=true&')
-    lastPage = evalPageNumber navPaginator.find('span.last a')[0].href
-    nextPage = evalPageNumber navPaginator.find('a[rel=next]')[0].href
+    lastPage = evalPageNumber navPaginator.find('span.last a')
+    nextPage = evalPageNumber navPaginator.find('a[rel=next]')
     contxt = $(elem)
     if nextPage > 1
       nextPage = 1
     true
 