在运行时更改为延迟加载

I'm using nhibernate to load parent class in a not lazy way and I have many-to-many set of child class that I want to determine in run time rather to load it lazy or not. I'm using .hbm.xml mapping and I tried to change the set "lazy" property after loading the assemblies, is it possible? I'm using nhibernate to load parent class in a