what he told is correct. simply stretching, botox inj doesn't give good result. facilitating the muscles in the posterolateral aspect of hip(abductor+hip extensor and ext rotator), bringing the muscles around knee joint to coactivate in order to keep the joint in neutral and plantar flexors of foot to act properly to anchor the foot on floor instead of raising the heel paid good result for all children with diplegic cp disorder. check the lower extremity alignment tilting the pelvis posteriorly in standing position with proper AFO support.