Use the SimpleImage-typed properties of this class to set the Url and AlternateText that will be rendered for <img> tags associated with your UltraWebToolbar items when the Section508Compliant property is turned on.
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