ttrss/lib/dijit/themes/tundra/Editor_rtl.css

.tundra .dijitEditorRtl .dijitEditorIcon {
	background-image: url('../../icons/images/editorIconsEnabled_rtl.png'); 
}
.tundra .dijitEditorRtlDisabled .dijitEditorIcon {
	background-image: url('../../icons/images/editorIconsDisabled_rtl.png'); 
}