void GETN_ex()
{
	GETN_TREE(tr)
		GETN_STR(type, "Type", "Name")
	GetNBox(tr, NULL, NULL, NULL, NULL);
	
	string strType = tr.type.strVal;
	if(strType == "Name")  // If input is "Name", open the dialog for name
	{
		Tree tr;
		tr = GETN1();
		out_tree(tr);
	}
	else if(strType == "Age")  // If input is "Age", open the dialog for age
	{
		Tree tr;
		tr = GETN2();
		out_tree(tr);
	}
}
 
Tree GETN1()
{
	GETN_TREE(tr)
		GETN_STR(name, "Name", "Jacky")
	GetNBox(tr, NULL, NULL, NULL, NULL);
	return tr;
}

Tree GETN2()
{
	GETN_TREE(tr)
		GETN_NUM(age, "Age", 31)
	GetNBox(tr, NULL, NULL, NULL, NULL);
	return tr;
}