//test to see if unicode
if(rawChars.isUnicode()){
//its unicode
while(rawChars.hasMoreTokens()){
nextChar=rawChars.nextUnicodeToken();
if(nextChar==9){
chars[ii]=32;
ii++;
}else if(nextChar>31 || (keepReturns && (nextChar==10 || nextChar==13))){
chars[ii]=nextChar;