Agenda-building In Social Movement

New medias are often involved by current social movements.Social movement is no longer just a spontaneous behavior of the public,but the organization through the website,social media,instant messaging software mobilization,deployment of social movements.With the rise of the Internet,the organizers of the social movement can spread their ideas quickly and widely.The public in a passive position originally can give opinions through the network platform to promote the formation of collective consciousness and to build a strong network of mobilization and organization.The students who opposed Cross strait agreement on trade in services occupied legislature and caused a movement called Sunflower Learning which shocked the whole island on April 18,2014.Taking this event as an example,this paper makes a research on whether Facebook constructs the agenda of Taiwan political comment in this particular social context using content analysis and time delay correlation analysis from two aspects of sources and media flow.The result showed that the Facebook content of the "black island youth front" is one of the sources of the Taiwan political show,the organization members and its leaders are the main sources of news programs in Taiwan.But found in the inter media agenda setting that the political commentary of Taiwan still holds the dominant position of the agenda in the "sun flower learning" event.At the same time,the study also found that different parties tend to have different medias on the sources of news,the choice of topics and the effect of Agenda Building.Black island youth front,the leading group of Sunflower Learning,made a strong influence on the "green media"from political program agenda.