public static String getTooltip(XmlElement element) {
String notation = element.getNotation();
String imageFilePath = getStructureImageFilePath(element);
return getTooltip(notation, imageFilePath);
}
public static String getStructureImageFilePath(XmlElement element) {
String fileName = element.getName();
fileName = fileName + ".png";
return NUCLEOTIDE_DIRECTORY + System.getProperty("file.separator") + fileName;
}