Required library edition:
Required library file: dhtmlxscheduler_limit.js
Mark specified time slots as disabled, blocks new event creation in that time.
//disallow any event for specific day scheduler.blockTime(new Date(2009,5,30), "fullday"); //disallow events from 0 till 10 hours, for specific date scheduler.blockTime(new Date(2009,6,3), [0,10*60]); //disallow events from 0 till 8 and from 18 till 24 hours, for saturday scheduler.blockTime(6, [0,8*60,18*60,24*60]); //disallow any event for specific week-day (sunday) scheduler.blockTime(0, "fullday","weekly");