Easy School Book Editor (ESB Editor) is the first program made in Digital School Book Project. It sets a new standard for multimedia lectures organizing in all school types. It will facilitate lecture creating, protecting and correcting, as well as finding already prepared files but lost. Apart from lecture planning, this program is very helpful in lecture delivering. In this way, teachers will need only one file per a lecture. File will contain all the necessary texts, tables, plans, and all extra needed files. Every teacher/trainer who uses Easy School Book Editor will be able to easily: make and organize lectures; without writing on paper at all; manage lectures on personal or school computers; by making own libraries; deliver teaching/training; with great assistance on the second monitor during a lecture; transfer lectures from home to school (and vice versa); on a single file; exchange lectures between colleagues - on disks, flash memories; - by e-mails; - on Internet portals, like this one.