}
private String genStyleKey() {
StringBuffer sb = new StringBuffer();
for (int i = 0; i < _derivedValuesById.length; i++) {
CSSName name = CSSName.getByID(i);
FSDerivedValue val = _derivedValuesById[i];
if (val != null) {
sb.append(name.toString());
} else {
sb.append("(no prop assigned in this pos)");
}
sb.append("|\n");
}