Install the Save to Diigo bookmarklet on iPhone /iPod Touch
Installing the Save to Diigo bookmarklet enables you to easily bookmark webpages in Mobile Safari and read them later offline.
Step 1: Bookmark this page
Tap the + (add) icon in the bottom toolbar of Mobile Safari, tap "Add Bookmark", then click "Save" in the upper right hand corner.
(Note: you can’t edit the url yet.)
Step 2: Edit the bookmark
That's it! You've enabled the Save to Diigo bookmarklet.
How to use the bookmarklet
To bookmark any page, just tap the bookmark icon in the bottom and then tap "Save to Diigo".
You'll see a dialog saying "Saved" which will close itself automatically after a short while. To edit the bookmark, tab "Edit" before it closes.