infobulle_dynObj.prototype.infobulle_centerIn = function(outer) {
	var outWd, outHt, inWd, inHt, x, y;
	if (eval(outer)==window) {
		outWd=infobulle_getWinWidth();
		outHt=infobulle_getWinHeight();
	} else {
		outWd=outer.width;
		outHt=outer.height;
	}
	inWd=this.width;
	inHt=this.height;
	x=Math.round((outWd-inWd)/2);
	y=Math.round((outHt-inHt)/2);
	this.shiftTo(x,y);
}

function infobulle_getWidth(obj,id) {
	var wd=0;
	if (document.getElementById||document.all) {
		var elem;
		if (id)	elem = (document.getElementById)? document.getElementById(id): document.all[id];
		else elem = obj;
		if (elem.offsetWidth) wd = elem.offsetWidth;
  } else if (obj.document) wd = obj.document.width;	// ns4
	return wd;
}

function infobulle_getHeight(obj,id) {
	var ht=0;
	if (document.getElementById||document.all) {
    var elem;
		if (id)	elem = (document.getElementById)? document.getElementById(id): document.all[id];
		else elem = obj;
		if (elem.offsetHeight) ht = elem.offsetHeight;
  } else if (obj.document) ht = obj.document.height;	// ns4
	return ht;
}

function infobulle_getWinWidth() {
	var winWd = 0;
	if (document.documentElement && document.documentElement.clientWidth) 
		winWd = document.documentElement.clientWidth;
	else if (document.body && document.body.clientWidth) 
		winWd = document.body.clientWidth;
	else if (document.body && document.body.offsetWidth) 
		winWd = document.body.offsetWidth; // ns6
	else if (window.innerWidth) winWd = window.innerWidth-18;
	return winWd;
}

// returns height of window
function infobulle_getWinHeight() {
	var winHt = 0;
	if (window.innerHeight) winHt = window.innerHeight-18;
	else if (document.documentElement && document.documentElement.clientHeight) 
		winHt = document.documentElement.clientHeight;
	else if (document.body && document.body.clientHeight) 
		winHt = document.body.clientHeight;
	return winHt;
}	

// returns amount of vertical scroll
function infobulle_getScrollY() {
	var sy = 0;
	if (document.documentElement && document.documentElement.scrollTop)
		sy = document.documentElement.scrollTop;
	else if (document.body && document.body.scrollTop) 
		sy = document.body.scrollTop; 
	else if (window.pageYOffset)
		sy = window.pageYOffset;
	else if (window.scrollY)
		sy = window.scrollY;
	return sy;
}

// returns amount of horizontal scroll
function infobulle_getScrollX() {
	var sx = 0;
	if (document.documentElement && document.documentElement.scrollLeft)
		sx = document.documentElement.scrollLeft;
	else if (document.body && document.body.scrollLeft) 
		sx = document.body.scrollLeft; 
	else if (window.pageXOffset)
		sx = window.pageXOffset;
	else if (window.scrollX)
		sx = window.scrollX;
	return sx;
}