JIPolicyHandle hklm=null;
JIPolicyHandle key=null;
try {
hklm = registry.winreg_OpenHKLM();
key = registry.winreg_OpenKey(hklm,"SOFTWARE\\Microsoft\\.NETFramework", IJIWinReg.KEY_READ );
for( int i=0; ; i++ ) {
String keyName = registry.winreg_EnumKey(key,i)[0];
if(matches(keyName,major,minor))
return true;