imacros code to move through a list of facebook updates under "your posts" and automate the removal process. This version requires knowledge of the start position. If running without a known start position from a newly refreshed page use "2".

facebook_updates_delete_imacros.iim

VERSION BUILD=844 RECORDER=CR

'This macro can only be run on a fully loaded page with the updates that you want to remove loaded.' 
'This macro also ignores all errors and needs to be stopped manually if it fails / gets stuck.'
'Future updates to facebook may break this code. Use at your own risk.'

PROMPT "Please enter the start position (POS):" POSITION
SET DELAY 2 'modify this delay based on how quickly your browser loads prompts. For me anything less than 2 messed things up.'
SET !ERRORIGNORE YES

'these are the three post types that I had on my facebook "your posts" section.'
TAG POS={{POSITION}} TYPE=SPAN ATTR=CLASS:_55pe&&TXT:
TAG POS=1 TYPE=A ATTR=ID:u_jsonp_*_*
TAG POS=1 TYPE=I ATTR=CLASS:mrs<SP>_2fmu<SP>img<SP>sp_Z2S2FUU_cP__2x<SP>sx_1216b8&&TXT:

WAIT SECONDS = {{DELAY}}
TAG POS={{POSITION}} TYPE=SPAN ATTR=TXT:Delete
WAIT SECONDS = {{DELAY}}
TAG POS=1 TYPE=BUTTON FORM=ID:u_*_1 ATTR=TXT:Delete<SP>Post
WAIT SECONDS = {{DELAY}}

'copy from here to add more deletes into one macro'
ADD POSITION 2
TAG POS={{POSITION}} TYPE=SPAN ATTR=CLASS:_55pe&&TXT:
TAG POS=1 TYPE=A ATTR=ID:u_jsonp_*_*
TAG POS=1 TYPE=I ATTR=CLASS:mrs<SP>_2fmu<SP>img<SP>sp_Z2S2FUU_cP__2x<SP>sx_1216b8&&TXT:

WAIT SECONDS = {{DELAY}}
TAG POS={{POSITION}} TYPE=SPAN ATTR=TXT:Delete
WAIT SECONDS = {{DELAY}}
TAG POS=1 TYPE=BUTTON FORM=ID:u_*_1 ATTR=TXT:Delete<SP>Post
WAIT SECONDS = {{DELAY}}
'copy to here to add more deletes into one macro. paste below as many as you want to run.'