Fix checkbox (#4592)

Author: thom

interface/web/dns/templates/dns_dmarc_edit.htm

@@ -129,7 +129,7 @@
 					<select name="dmarc_sp" id="dmarc_sp" class="form-control">{tmpl_var name='dmarc_sp'}</select>
 				</div>
             </div>
-            
+
 			<div class="form-group">
                 <label for="ttl" class="col-sm-2 control-label">{tmpl_var name='ttl_txt'}</label>
                 <div class="col-sm-3">
@@ -140,7 +140,7 @@
             <div class="form-group">
                 <label class="col-sm-2 control-label">{tmpl_var name='active_txt'}</label>
                 <div class="col-sm-3">
-					{tmpl_var name='active'}
+                  <input type="checkbox" value="1" id="active" name="active" {tmpl_var name='active'} />
                 </div>
             </div>
 
@@ -149,9 +149,8 @@
         <input type="hidden" name="type" value="{tmpl_var name='type'}">
         <input type="hidden" name="name" value="{tmpl_var name='name'}">
             </div>
-            
+
         <div class="clear"><div class="right">
             <button class="btn btn-default formbutton-success" type="button" value="{tmpl_var name='btn_save_txt'}" data-submit-form="pageForm" data-form-action="dns/dns_dmarc_edit.php">{tmpl_var name='btn_save_txt'}</button>
             <button class="btn btn-default formbutton-default" type="button" value="{tmpl_var name='btn_cancel_txt'}" data-load-content="dns/dns_soa_edit.php?id={tmpl_var name='zone'}">{tmpl_var name='btn_cancel_txt'}</button>
         </div></div>
-