Using the following RegEx strings in NotePad++ to clean up book marks file.
Do a Search and replace,
In for search for fields put the following strings
In the replace field, put nothing,
Make sure regex is selected.
ADD_DATE=”[^”]+”
LAST_MODIFIED=”[^”]+”
PERSONAL_TOOLBAR_FOLDER=”[^”]+”
ICON=”[^”]+”
LAST_VISIT=”[^”]+”
ICON_URI=”[^”]+”