// Do nothing, val is already set
} else {
// otherwise, use the initial value (defined by the CSS2 Spec)
String initialValue = CSSName.initialValue(cssName);
if (initialValue == null) {
throw new XRRuntimeException("Property '" + cssName + "' has no initial values assigned. " +
"Check CSSName declarations.");
}
if (initialValue.charAt(0) == '=') {
CSSName ref = CSSName.getByPropertyName(initialValue.substring(1));
val = valueByName(ref);