Just in case, this page prevents any navigation (including Back/Forward buttons): > data:text/html,<body onbeforeunload="onbeforeunload=null;setTimeout('location.reload()',0)">
Also, bug 1283493 is probably a duplicate.
Just in case, this page prevents any navigation (including Back/Forward buttons): html,<body onbeforeunload= "onbeforeunload =null;setTimeou t('location. reload( )',0)">
> data:text/
Also, bug 1283493 is probably a duplicate.