use CGI;
print CGI::checkbox(-name => 'my_checkbox',
                    -checked => 0,
                    -value => 'on',
                    -label => 'label of my checkbox. Check Me!!!',
                    -labelattributes => { id => 'checkboxlabel_id' }
              );
__END__
<label id="checkboxlabel_id"><input type="checkbox" name="my_checkbox" value="on" />label of my checkbox. Check Me!!!</label>