jquery - Load slide-up box content only when scroll is triggered -

jquery - Load slide-up box content only when scroll is triggered -

i have facebook likebox slide . slides when 75% of page scrolled. want slide-up load likebox when triggered. loads likebox in background if not triggered (as per pingdom tools test). there way avoid loading of likebox when not triggered ?

website : thegeekdiary.com

plugin used create slide-up : scroll triggered boxes

jquery wordpress pagespeed pingdom