Ok thx for feedback, will add euro easily..

You think bottom scrollbar like this could help with scrolling http://jsfiddle.net/gh/get/library/pure/highcharts/highchart...

?

And this one with zooming http://jsfiddle.net/gh/get/library/pure/highcharts/highchart...

p.s. https://usability.testing.exchange/ - nice one