add discouraging comment to -9 option
diff --git a/doc/documentation.html b/doc/documentation.html
index d405831..0a8aee3 100644
--- a/doc/documentation.html
+++ b/doc/documentation.html
@@ -456,7 +456,7 @@
<TT>-0</TT>
</TD>
<TD>
- Synonymous with -l 0 -b 1152 -r 2,2
+ Synonymous with <TT>-l 0 -b 1152 -r 2,2</TT>
</TD>
</TR>
<TR>
@@ -464,7 +464,7 @@
<TT>-1</TT>
</TD>
<TD>
- Synonymous with -l 0 -b 1152 -M -r 2,2
+ Synonymous with <TT>-l 0 -b 1152 -M -r 2,2</TT>
</TD>
</TR>
<TR>
@@ -472,7 +472,7 @@
<TT>-2</TT>
</TD>
<TD>
- Synonymous with -l 0 -b 1152 -m -r 3
+ Synonymous with <TT>-l 0 -b 1152 -m -r 3</TT>
</TD>
</TR>
<TR>
@@ -480,7 +480,7 @@
<TT>-3</TT>
</TD>
<TD>
- Synonymous with -l 6 -b 4608 -r 3,3
+ Synonymous with <TT>-l 6 -b 4608 -r 3,3</TT>
</TD>
</TR>
<TR>
@@ -488,7 +488,7 @@
<TT>-4</TT>
</TD>
<TD>
- Synonymous with -l 8 -b 4608 -M -r 3,3
+ Synonymous with <TT>-l 8 -b 4608 -M -r 3,3</TT>
</TD>
</TR>
<TR>
@@ -496,7 +496,7 @@
<TT>-5</TT>
</TD>
<TD>
- Synonymous with -l 8 -b 4608 -m -r 3,3
+ Synonymous with <TT>-l 8 -b 4608 -m -r 3,3</TT>
</TD>
</TR>
<TR>
@@ -504,7 +504,7 @@
<TT>-6</TT>
</TD>
<TD>
- Synonymous with -l 8 -b 4608 -m -r 4
+ Synonymous with <TT>-l 8 -b 4608 -m -r 4</TT>
</TD>
</TR>
<TR>
@@ -512,7 +512,7 @@
<TT>-7</TT>
</TD>
<TD>
- Synonymous with -l 8 -b 4608 -m -e -r 6
+ Synonymous with <TT>-l 8 -b 4608 -m -e -r 6</TT>
</TD>
</TR>
<TR>
@@ -520,7 +520,7 @@
<TT>-8</TT>
</TD>
<TD>
- Synonymous with -l 12 -b 4608 -m -e -r 6
+ Synonymous with <TT>-l 12 -b 4608 -m -e -r 6</TT>
</TD>
</TR>
<TR>
@@ -528,7 +528,7 @@
<TT>-9</TT>
</TD>
<TD>
- Synonymous with -l 32 -b 4608 -m -e -r 16 -p. This is painfully slow but gives you the maximum compression <B><TT>flac</TT></B> can do for the given block size.
+ Synonymous with <TT>-l 32 -b 4608 -m -e -r 16 -p</TT>. This is painfully slow but gives you the maximum compression <B><TT>flac</TT></B> can do for the given block size. It is more of a theoretical option without much practical use, since <TT>-8</TT> will get you within tiny fractions of a percent of <TT>-9</TT> and much faster.
</TD>
</TR>
<TR>