- var canvasx = Dygraph.pageX(event) - Dygraph.findPosX(g.graphDiv);
- var canvasy = Dygraph.pageY(event) - Dygraph.findPosY(g.graphDiv);
+ var graphPos = Dygraph.findPos(g.graphDiv);
+ var canvasx = Dygraph.pageX(event) - graphPos.x;
+ var canvasy = Dygraph.pageY(event) - graphPos.y;