themes.setSnapTo("BL");
themes.setSnapOffsetTop(-50);
themes.setSnapOffsetLeft(10);
themes.setWidth(150);
exthemes = new ExpandingThemeWidget(map);
exthemes.setParentElement(map);
exthemes.setSnapTo("BR");
exthemes.setSnapOffsetTop(-50);
exthemes.setSnapOffsetLeft(-20);