/*******************************************************************************
*
*	OBJECT MODEL
*
*******************************************************************************/
ConstructorHelper = "___CONSTRUCT___";

Function.prototype.extendClass = function(SuperClass)
{
	constructorArgs = [];
	constructorArgs[ConstructorHelper] = ConstructorHelper;
	//alert("Extending class to " + SuperClass);
	this.prototype = new SuperClass(constructorArgs);
	this.prototype.constructor = this;
	this.superclass = SuperClass.prototype;
}