fooatom=ioncore.x_intern_atom("_ION_KLUDGES",false)

ioncore.set_get_winprop_fn(
	function (cwin)
	    local id=cwin:get_ident()
	    local props, prop
	    
	    local kludges
	    
	    local x = ioncore.x_get_text_property( cwin.xid(cwin) , fooatom )
	    if (x) then
	        code=loadstring(x[1])
		if (code) then
	    	    return assert(code)()
		end
	    else
	        return ioncore.getwinprop(cwin)
	    end
	end
)