# File Springz.rb, line 242
        def initialize(o1, o2, strength=1, distance=0)
                @@objs[@o1=o1] = @@objs[@o2=o2] = 1
                
                @strength = strength
                @distance = distance
                @disabled = false
                @visible  = true
                
                old_spring = Springz.find(o1,o2)
                old_spring.remove_thyself if old_spring
                
                @@all << self
                @@lookup[o1] ||= {}
                @@lookup[o1][o2] = self
        end