网络化增加了大学生信息输入总量和多渠道学习知识的机会 ,但也在一定程度上威胁着他们精神健康发展 ,给高校思想政治工作提出了多方面的挑战。面对挑战 ,我们应从“三个代表”思想的高度来认识 ,在网络上建立马克思主义教育阵地 ,加强网络法制教育和开发网上政工 ,努力引导大学生文明上网 ,为他们的心灵筑起一道安全网。充分运用好网络这一有利条件 ,是新时期宣传思想工作面临的重要的任务。我们要认真研究和把握网络特点 ,大力推进信息网络建设 ,采取有力措施 ,加强管理 ,趋利弊害 ,使其真正成为宣传思想工作的制胜武器 Networking has increased the chances of college students entering information and learning multi-channel information, but it also threatens their mental and healthy development to a certain extent, posing many challenges to the ideological and political work in colleges and universities. In the face of the challenges, we should understand from the perspective of the “three represents” thinking, establish Marxist education positions on the Internet, strengthen education in the legal system of the Internet and develop online political workers so as to guide the civilization of university students on the Internet and build a safety net for their hearts . To make full use of the favorable conditions of the Internet is an important task facing propaganda and ideological work in the new period. We must conscientiously study and grasp the characteristics of the Internet, vigorously promote the construction of the information network, take effective measures to strengthen management and increase the advantages and disadvantages so that it can truly become the winning weapon in propaganda and ideological work