<input type="checkbox" name="bug-rev" {exists $param{"bug-rev"} and $param{"bug-rev"}?' checked':''}> Reverse Bugs<br>
<input type="checkbox" name="pend-rev" {exists $param{"pend-rev"} and $param{"pend-rev"}?' checked':''}> Reverse Pending<br>
<input type="checkbox" name="sev-rev" {exists $param{"sev-rev"} and $param{"sev-rev"}?' checked':''}> Reverse Severity<br>
<input type="checkbox" name="bug-rev" {exists $param{"bug-rev"} and $param{"bug-rev"}?' checked':''}> Reverse Bugs<br>
<input type="checkbox" name="pend-rev" {exists $param{"pend-rev"} and $param{"pend-rev"}?' checked':''}> Reverse Pending<br>
<input type="checkbox" name="sev-rev" {exists $param{"sev-rev"} and $param{"sev-rev"}?' checked':''}> Reverse Severity<br>