Hi,
Behaviour
When dropping draggable point, JavaScript alert function located in a drop event executes twice. First time, after dropping and second time, after hovering on an alert box.
Live demo with steps to reproduce
http://jsfiddle.net/AyUbx/3336/
http://jsfiddle.net/sk3m3o7d/79/
Affected browser
Internet Explorer
Best Regards.