tokens: You can use https://github.com/desandro/imagesloaded plugin to load images into display : none ; div and then move them to your destionation on callback .
ner_tags: O O O O O O O B-User_Interface_Element O B-Code_Block I-Code_Block I-Code_Block I-Code_Block B-HTML_XML_Tag O O O O O O O O B-Function O