Merge pull request #89 from DHTMLX/mr-next-descriptions-images-updates

[update] descriptions and images updates

Author: mafanya23

docs/api/eventsbus_detach_method.md

@@ -1,7 +1,7 @@
 ---
 sidebar_label: detach()
 title: detach events bus method
-description: You can learn about the detach events bus method in the documentation of the DHTMLX JavaScript Spreadsheet library. Browse developer guides and API reference, try out code examples and live demos, and download a free 30-day evaluation version of DHTMLX Spreadsheet.
+description: Detach an event handler attached with the on() method from DHTMLX Spreadsheet with the events.detach() method, by the name of the event.
 ---
 
 # detach()

docs/api/eventsbus_fire_method.md

@@ -1,7 +1,7 @@
 ---
 sidebar_label: fire()
 title: fire events bus method
-description: You can learn about the fire events bus method in the documentation of the DHTMLX JavaScript Spreadsheet library. Browse developer guides and API reference, try out code examples and live demos, and download a free 30-day evaluation version of DHTMLX Spreadsheet.
+description: Trigger an inner event of DHTMLX Spreadsheet with the events.fire() method, passing the name of the event and an array of the event data.
 ---
 
 # fire()

docs/api/eventsbus_on_method.md

@@ -1,7 +1,7 @@
 ---
 sidebar_label: on()
 title: on events bus method
-description: You can learn about the on events bus method in the documentation of the DHTMLX JavaScript Spreadsheet library. Browse developer guides and API reference, try out code examples and live demos, and download a free 30-day evaluation version of DHTMLX Spreadsheet.
+description: Attach a handler to an inner event of DHTMLX Spreadsheet with the events.on() method, for example, to react to a change of the cell style.
 ---
 
 # on()

docs/api/export_json_method.md

@@ -1,7 +1,7 @@
 ---
 sidebar_label: json()
 title: json export method
-description: You can learn about the json export method in the documentation of the DHTMLX JavaScript Spreadsheet library. Browse developer guides and API reference, try out code examples and live demos, and download a free 30-day evaluation version of DHTMLX Spreadsheet.
+description: Export the data of DHTMLX Spreadsheet into a JSON file with the export.json() method.
 ---
 
 # json()

docs/api/export_xlsx_method.md

@@ -1,7 +1,7 @@
 ---
 sidebar_label: xlsx()
 title: xlsx export method
-description: You can learn about the xlsx export method in the documentation of the DHTMLX JavaScript Spreadsheet library. Browse developer guides and API reference, try out code examples and live demos, and download a free 30-day evaluation version of DHTMLX Spreadsheet.
+description: Export the data of DHTMLX Spreadsheet into an Excel (.xlsx) file with the export.xlsx() method, optionally with a custom file name.
 ---
 
 # xlsx()

docs/api/overview/actions_overview.md

@@ -1,7 +1,7 @@
 ---
 sidebar_label: Spreadsheet actions
 title: Actions Overview
-description: You can check an Actions overview of the DHTMLX JavaScript Spreadsheet library in the documentation. Browse developer guides and API reference, try out code examples and live demos, and download a free 30-day evaluation version of DHTMLX Spreadsheet.
+description: Overview of the DHTMLX Spreadsheet actions and the full list of the actions that you can handle in the beforeAction and afterAction events.
 ---
 
 # Actions overview

docs/api/overview/eventbus_overview.md

@@ -1,7 +1,7 @@
 ---
 sidebar_label: Event Bus methods overview
 title: Event Bus Methods Overview
-description: You can check an Event Bus methods overview of the DHTMLX JavaScript Spreadsheet library in the documentation. Browse developer guides and API reference, try out code examples and live demos, and download a free 30-day evaluation version of DHTMLX Spreadsheet.
+description: List of the DHTMLX Spreadsheet event bus methods that attach, detach and trigger events.
 ---
 
 # Event Bus methods overview

docs/api/overview/events_overview.md

@@ -1,7 +1,7 @@
 ---
 sidebar_label: Events overview
 title: Events Overview
-description: You can have an Events overview of the DHTMLX JavaScript Spreadsheet library in the documentation. Browse developer guides and API reference, try out code examples and live demos, and download a free 30-day evaluation version of DHTMLX Spreadsheet.
+description: List of the DHTMLX Spreadsheet events that fire on actions, data loading, cell editing, selection, focus and sheet changes.
 ---
 
 # Events overview

docs/api/overview/export_overview.md

@@ -1,7 +1,7 @@
 ---
 sidebar_label: Export methods overview
 title: Export Methods Overview
-description: You can check an Export methods overview of the DHTMLX JavaScript Spreadsheet library in the documentation. Browse developer guides and API reference, try out code examples and live demos, and download a free 30-day evaluation version of DHTMLX Spreadsheet.
+description: List of the DHTMLX Spreadsheet export module methods that save the data to a JSON or an Excel (.xlsx) file.
 ---
 
 # Export methods overview

docs/api/overview/sheetmanager_overview.md

@@ -1,7 +1,7 @@
 ---
 sidebar_label: Sheet Manager API overview
 title: Sheet Manager API Overview
-description: You can check a Sheet Manager API overview of the DHTMLX JavaScript Spreadsheet library in the documentation. Browse developer guides and API reference, try out code examples and live demos, and download a free 30-day evaluation version of DHTMLX Spreadsheet.
+description: List of the DHTMLX Spreadsheet sheet manager methods that add, remove, clear, get and switch sheets.
 ---
 
 # Sheet Manager API overview