Syntax
document.anchors[num].x
The x property contains the x-coordinate of the anchor, in pixels, from the left edge of the document to the anchor.
<html>
<center><a name="A"><h4>A</h4></a></center>
<script language="JavaScript">
<!--
document.write("The x property is equal to ",document.anchors[0].x);
//End Hide-->
</script>
</html>