function MouseEvent( isIn, obj ) {
	if ( isIn ) {
		// FIND THE LOCATION OF THE OBJECT
		var e = obj;				
		var left = 0;
		var top  = 0;

		while (e.offsetParent){
			left += e.offsetLeft;
			top  += e.offsetTop;
			e     = e.offsetParent;
		}

		left += e.offsetLeft;
		top  += e.offsetTop;
		
		// DISPLAY THE OBJECT
		document.getElementById('imgButter').style.top = top;
		document.getElementById('imgButter').style.left = left-20;
		document.getElementById('imgButter').style.display = "block";
	} else {
		document.getElementById('imgButter').style.display = "none";
	}
}