<BR/>, <HR/>, and <IMG/> instead of <BR>, <HR>, and <IMG>
<BR/>
<HR/>
<IMG/>
<BR>
<HR>
<IMG>
Web browsers deal inconsistently with these
Can use <BR></BR> <HR></HR> <IMG></IMG> instead
<BR></BR>
<HR></HR>
<IMG></IMG>
<BR CLASS="EMPTY"/> seems to work best.
<BR CLASS="EMPTY"/>
No semantic meaning