// getAnchorPosition(anchorname)
//   This function returns an object having .x and .y properties which are the coordinates
//   of the named anchor, relative to the page.
function getAnchorPosition(anchorname) {
	// This function will return an Object with x and y properties
	var coordinates=new Object();
	var x=0,y=0;	
	var o=document.getElementById(anchorname);
	x=AnchorPosition_getPageOffsetLeft(o);
	y=AnchorPosition_getPageOffsetTop(o);	
	coordinates.x=x;
	coordinates.y=y;
	return coordinates;
	}
// Functions for IE to get position of an object
function AnchorPosition_getPageOffsetLeft (el) {
	var ol=el.offsetLeft;
	while ((el=el.offsetParent) != null) { ol += el.offsetLeft; }
	return ol;
	}
function AnchorPosition_getWindowOffsetLeft (el) {
	return AnchorPosition_getPageOffsetLeft(el)-document.body.scrollLeft;
	}	
function AnchorPosition_getPageOffsetTop (el) {
	var ot=el.offsetTop;
	while((el=el.offsetParent) != null) { ot += el.offsetTop; }
	return ot;
	}
function AnchorPosition_getWindowOffsetTop (el) {
	return AnchorPosition_getPageOffsetTop(el)-document.body.scrollTop;
	}