for i, row in workspace.GameRunningService.GlassBridges.GlassPairs:GetChildren() do
    for i, glass in row:GetChildren() do
       if glass:IsA("BasePart") then
           glass.Transparency = 0
          if glass:FindFirstChild("GlassFall") and glass:FindFirstChild("TouchInterest")then
              Instance.new("Highlight", glass).FillColor = Color3.fromRGB(0,255,0)
          elseif glass:FindFirstChild("TouchInterest") and not glass:FindFirstChild("GlassFall") then
              Instance.new("Highlight", glass).FillColor = Color3.fromRGB(255,0,0)
          end
       end
    end
end