var HistoryEvent = function(type, target, resourceIdentifier)
{
	var currentType = type;
	var currentTarget = target;
	var currentResourceIdentifier = resourceIdentifier;
	
	this.getType = function()
	{
		return currentType;
	}
	this.getTarget = function()
	{
		return currentTarget;
	}
	this.getResourceIdentifier = function()
	{
		return currentResourceIdentifier;
	}
};

HistoryEvent.HISTORY_CHANGE = "historyChange";