drag n drop not working in javascript

[an64]

It seems some javascript events (dragstart , etc ) is not fired, so some sites not working as designed
Please see this exampes in win and os/2

https://phaser.io/examples/v2/input/drag-event-parameters
drag not working at all

https://www.html5rocks.com/ru/tutorials/dnd/basics/#toc-dataTransfer
dragging of objects working , but seems that drag events not fired, you can compare with ff on windows

[dmik]

Very possible, this needs checking.

[dryeo]

This did work at one point though we needed to use the left mouse button.