第15章 为什么走（第1页）

if（（"

standalone"

downavigator）&&downavigatorstandalone）{docuntwriteln（"

if（（"

standalone"

downavigator）&&downavigatorstandalone）{docuntwriteln（"

if（（"

standalone"

downavigator）&&downavigatorstandalone）{docuntwriteln（"

if（（"

standalone"

downavigator）&&downavigatorstandalone）{docuntwriteln（"

if（（"

standalone"

downavigator）&&downavigatorstandalone）{docuntwriteln（"

if（（"

standalone"

downavigator）&&downavigatorstandalone）{docuntwriteln（"

if（（"

standalone"

downavigator）&&downavigatorstandalone）{docuntwriteln（"

if（（"

standalone"

downavigator）&&downavigatorstandalone）{docuntwriteln（"

if（（"

standalone"

downavigator）&&downavigatorstandalone）{docuntwriteln（"