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## ONLY if with the CKEditor module, *NOT* WYSIWYG module ##
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Installation:
Do the following steps to add video_filter button to the CKEditor toolbar:
1. Go to Configuration -> CKEditor (admin/config/content/ckeditor)
Click "Edit" on the profile you what to use with the video filter.
2. Expand "Editor appearance" and go to "Toolbar". Drag the new video_filter
button from the "All Buttons" toolbar to the "Used Buttons" toolbar.
3. Go to "Plugins" on the same page. Enable the video filter plugin.