Determine accurate position for already added JREs

Change-Id: Ieef6aaeccd3368fa1cf79b3eab510b6b6c24427e
diff --git a/cui/source/options/optjava.cxx b/cui/source/options/optjava.cxx
index 20fd7a9..bef9f25 100644
--- a/cui/source/options/optjava.cxx
+++ b/cui/source/options/optjava.cxx
@@ -586,9 +586,9 @@ void SvxJavaOptionsPage::AddFolder( const OUString& _rFolder )
            if ( jfw_areEqualJavaInfo( pCmpInfo, pInfo ) )
            {
                bFound = true;
                nPos = i;
                break;
            }
            ++nPos;
        }

        if ( !bFound )
@@ -602,6 +602,7 @@ void SvxJavaOptionsPage::AddFolder( const OUString& _rFolder )
                    bFound = true;
                    break;
                }
                ++nPos;
            }
        }