【正文】 ............................................................................ 9 建設(shè)目標分析 ...................................................................................................... 9 實現(xiàn)目標分析 .................................................................................................... 10 頁面設(shè)計和菜單結(jié)構(gòu)調(diào)整要求 ............................................................................ 11 菜單結(jié)構(gòu)調(diào)整要求 .................................................................................. 11 項目建設(shè)總體目標、技術(shù)架構(gòu)及關(guān)鍵技術(shù) ................................................................. 16 系統(tǒng)建設(shè)目標 ................................................................................................... 16 易用性 ................................................................................................... 16 高可維護性 ............................................................................................ 16 可用性和可靠性 ..................................................................................... 16 先進性 ................................................................................................... 16 標準化與開 放性 ..................................................................................... 16 安全性 ................................................................................................... 16 可擴充性 ................................................................................................ 16 系統(tǒng)的性能需求 ............................................................................................... 17 穩(wěn)定性 ................................................................................................... 17 快速訪問 ................................................................................................ 17 不間斷性 ................................................................................................ 17 安全性 ................................................................................................... 17 整體技術(shù)架構(gòu) ................................................................................................... 17 面向服務(wù)的技術(shù)框架（ SOA） .................................................................. 17 基于 技術(shù)的整體框架 ...................................................... 18 松散耦合的分層開發(fā)模式 ....................................................................... 18 創(chuàng)新的外掛式系統(tǒng)設(shè)計模式 .................................................................... 18 基于多層架構(gòu)設(shè)計 ................................................................................. 19 技術(shù)優(yōu)勢 .......................................................................................................... 20 統(tǒng)一性 ................................................................................................... 20 石阡 縣 人民政府門戶網(wǎng)站規(guī)劃設(shè)計方案 3 / 55 安全性 ................................................................................................... 20 分布式部署 ............................................................................................ 20 開放性 ................................................................................................... 21 全新的用戶體驗 ..................................................................................... 21 關(guān)鍵技術(shù) .......................................................................................................... 21 Web Service技術(shù) ................................................................................ 21 WorkFlow 工作流技術(shù) ........................................................................... 22 Ajax 技術(shù) ............................................................................................ 22 技術(shù) ......................................................................................... 22 項目建設(shè)的體系架構(gòu)、功能設(shè)計、頁面設(shè)計與實現(xiàn)思路 ............................................ 23 .................................................................... 23 ................................................... 23 “政務(wù)快車”政府電子政務(wù)門戶網(wǎng)站群管理系統(tǒng) ..................................... 23 網(wǎng)站全文檢索系統(tǒng) ............................................................................... 36 信息無障礙平臺 ........................................................................................................ 37 .................................................................................. 38 開啟 /關(guān)閉網(wǎng)站無障礙輔助瀏覽工具 .......................................................... 38 網(wǎng)頁前進后退功能 .................................................................................... 38 無障礙純文本轉(zhuǎn)換模式 ............................................................................. 38 文字大小控制功能 .................................................................................... 38 輔助線閱讀輔助功能 ................................................................................ 38 頁面配色功能（高對比度顯示） ............................................................... 38 網(wǎng)頁界面的大小控制功能 ......................................................................... 38 顯示屏字體放大功能 ................................................................................ 39 ..................................................................................... 39 開啟 /關(guān)閉語音 ......................................................................................... 39 語音個性化調(diào)整 ....................................................................................... 39 網(wǎng)頁朗讀功能 ........................................................................................... 39 .................................................................................. 39 數(shù)字鍵導航 .............................................................................................. 39 語音播放 /暫停控制 .................................................................................. 39 信息列表分頁 ..............................................................................