Track Mouse Position with pageY and pageX Properties

pageY and pageX: Main Tips

• The event.pageY property returns the cursor position in relation to document's top edge (in pixels).
• To find out the position in relation to the document's left edge, use event.pageX property.

pageY

The event.pageY property returns the cursor position relative to the top edge. In the example below, you can see how the page Y tracks your mouse movements:

pageX

Now, by using the event.pageX property you can get the cursor position relative to the left edge. Open the example below and move your mouse to see how the cursor position is indicated in pixels:

Note: both pageX and pageY only track the movement inside the document frame.