The tree text is correct, but there are strange images that appear.
You will see the normal behaviour in Firefox and Chrome, screenshot here: http://postimg.org/image/5zqxjo1wb/
And the strange behaviour in the JavaFX Webview, screenshot here: http://postimg.org/image/g3hunxhlv/
To be able to reproduce this, please use the third example from the Demo section of the following webpage (="Using both the data & ajax config options (flat)"):
http://www.jstree.com/documentation/xml_data
You will see the normal behaviour in Firefox and Chrome, screenshot here: http://postimg.org/image/5zqxjo1wb/
And the strange behaviour in the JavaFX Webview, screenshot here: http://postimg.org/image/g3hunxhlv/
To be able to reproduce this, please use the third example from the Demo section of the following webpage (="Using both the data & ajax config options (flat)"):
http://www.jstree.com/documentation/xml_data