Arrow Positioning that Just Works (tm)
cleaned up the code, removed useless signal IriSP.SegmentClick. The arrowWidget
now watches time changes and updates itself accordingly.
{{! template for an annotation displayed in a segmentWidget }}
<div title='{{divTitle}}' id='{{id}}'
class='ui-slider-range ui-slider-range-min ui-widget-header Ldt-iri-chapter'
style='left: {{startPourcent}}%;
width: {{endPourcent}}%;
padding-top:15px;
border-left:solid 1px #aaaaaa;
border-right:solid 1px #aaaaaa;
background:#{{hexa_color}};'
>
</div>