/rhino/xmlimplsrc/org/mozilla/javascript/xmlimpl/XMLName.java
if ( c < 'Z') {
if ( c <= 'Z' ) {
static final long serialVersionUID = 3832176310755686977L; private static boolean isNCNameStartChar(int c) { if ((c & ~0x7F) == 0) { if (c >= 'a') { return c <= 'z'; } else if (c >= 'A') { <extra_id_0> return true; } return c == '_'; } } else if ((c & ~0x1FFF) == 0) { return (0xC0 <= c && c <= 0xD6)