trigger the seeked signal after seeking because due to a bug in jwplayer, it's
not triggered when the video was paused.
{{! template for an annotation displayed in a segmentWidget }}
<div title='{{divTitle}}' id='{{id}}'
class='Ldt-iri-chapter'
style='left: {{startPixel}}px;
width: {{pxWidth}}px;
background-color:#{{hexa_color}};'
>
</div>