When this property is set to true, the editing window will be transparent (allowing the background to show through) while still allowing typing/editing to occur. This property is useful in skin implementations.
Notes: In order to make control completely transparent, the WebHtmlEditor.BackColor=Transparent should be used.
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2