在資訊發達的年代,旅遊網站成為人們搜尋旅遊景點、獲得旅遊資訊的重要媒介,本研究係以陽明山國家公園網站使用者為研究對象,探討生態旅遊網站設計與使用性對旅遊意願的影響,幫助日後生態旅遊網站的設計與更新;本研究主要探討網站品質、涉入、心流與使用意圖相互之間的關係,以相關分析及迴歸法進行統計分析。 本研究藉由網路發放問卷,有效問卷回收共352份。研究結果顯示:(1)網站品質對於使用者「心流」有正向顯著的影響。(2)涉入對於使用者「心流」有正向顯著的影響。(3)心流對於使用者「使用意圖」有正向顯著的影響。(4)網站品質對於使用者「使用意圖」有正向顯著的影響。(5)涉入對於使用者「使用意圖」有正向顯著的影響。(6)網站品質透過心流體驗對使用意圖有中介效果。(7)涉入透過心流體驗對使用意圖有中介效果。 In the era of information developed, travel websites become the important media for searching attractions and gaining travel information .This research investigates the effect of eco-tourism websites’ design and usability on willingness-to-visit . The population of the study was comprised of the visitors of the Yangmingshan National Park’s website. The result can help eco-tourism website to design and renew in the future. The purpose of this research is to analyze the relationship among website quality, involvement ,flow and intention of using. The tools used for data analysis are correlation analysis and regression analysis. This research through online questionnaires retrieved a total of 352 questionnaires.The results of this research are as following: (1)Website quality has a significant positive effect on flow. (2)Involvement has a significant positive effect on flow. (3)Flow has a significant positive effect on intention of using. (4)Website quality has a significant positive effect on intention of using. (5) Involvement has a significant positive effect on intention of using. (6)Flow has mediating effect on website quality and intention of using. (7)Flow has mediating effect on involvement and intention of using.