title: Stretching the chart with the highstock mouse
body: <p>Hello everyone how do I stretch the graph with the mouse along the Y axis?</p>
  
  <p><a href="https://i.stack.imgur.com/oosKA.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/oosKA.png" alt="enter image description here"></a></p>