Using setXY
/*margin and padding on body element
can introduce errors in determining
element position and are not recommended;
we turn them off as a foundation for YUI
CSS treatments. */
body {
margin:0;
padding:0;
}
#demo {
background-color:#00f;
height:10px;
width:10px;
margin-bottom:1em;
}
Using setXY
Clicking the document will use Dom's setXY method to position the element to the click point.