How would I remove
<b>Page 3</b><br>
<hr/>
<a id="p4">
I have tried [0-9]+<b>Page 3</b><br>
<hr/>
<a id="[0-9]+">
I have read through the manual and viewed a video on youtube and I seem to be missing something when I try to out in pdf to mobi conversion... what am I doing wrong?