I get such a problem regularly (after which i click on 'stop script'):
"
A script on this page may be busy, or it may have stopped responding. You can stop the script now, open the script in the debugger, or let the script continue.
Script:
http://giderosmobile.com/forum/discussion/5628/gideros-update-2015-04-04#Item_3:1"
Comments
Fragmenter - animated loop machine and IKONOMIKON - the memory game
http://giderosmobile.com/forum/discussion/5590/forum-issue#Item_3