EJS TreeGrid is DHTML component written in pure JavaScript to display and edit data in table, grid, tree or grid with tree. It is client component and runs on client browser. It is compatible with the most of standard browsers. It does not require any installation or other components on client or server side. It has very small code (about 50 kB) due compression used. It communicates with server by standard HTML submit (POST) command, so it is very easy to build control into html page . Bandwidth between server and client is reduced to minimum because all actions are performed on client side and from and to server are sent just pure data on submit. / Supports among others: Various editing types and formats, dragging one or more rows (even among more grids), adding and deleting rows, sorting rows, resizing and moving columns, scrolling of parts of content - fixed and variable rows and columns, CSS styles, user script extension by events, user cfg in cookies, master-detail relationship, calculated cells like MS Excel, localization, ... /