Mine

kaMap.prototype.checkObjectTips = function( objX, objY )
{
var pointX = objX;
var pointY = objY;
for (var i=0; i<this.aObjects.length;i++ )
{
	var obj = this.aObjects[i];
	var pointCount = 0;
	var shownTips = "";
	if (pointX == obj.lon && pointY == obj.lat)
	{
		pointCount = pointCount+1;
		if (pointCount > 0 && pointCount < 4)
		{
			if (shownTips == "")
			{
				shownTips = obj.tips;
				var pointId = obj.id;
			} else {
				shownTips+= "<br><br>" + obj.tips;
			}
		}
	}
}
	//showTooltip2(pointId, pointX, pointY, shownTips);
	alert(shownTips);
}