//setBullet(Object, Layer) -- Setzt den angegebenen Layer links des angegebenen Objekts
//und veraendert die Opacity des Objekts
function setBullet(obj,lyr)
{
	var coors = findPos(obj);
	if (lyr == 'div_bullet') coors[0] -= 20;
	var x = document.getElementById(lyr);
	x.style.top = coors[1] + 'px';
	x.style.left = coors[0] + 'px';
	x.style.visibility = 'visible';
	
	obj.style.filter='Alpha(opacity=50)';
	obj.style.opacity = 0.5;
}

//hideBullet(Object, Layer) -- Lasst den Layer verschwinden und aendert die Opacity des Obejekts auf 100
function hideBullet(obj,lyr)
{
	var x = document.getElementById(lyr);
	x.style.visibility = 'hidden';
	
	obj.style.filter  = 'Alpha(opacity=100)'; //MS IE
	obj.style.opacity = 1.0; //Gecko
}

//findPos(obj) -- Hilfsfunktion fuer setBullet() liefert die absolute Position des objekts 
function findPos(obj)
{
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		curleft = obj.offsetLeft
		curtop = obj.offsetTop
		while (obj = obj.offsetParent) {
			curleft += obj.offsetLeft
			curtop += obj.offsetTop
		}
	}
	return [curleft,curtop];
}