It¡¦s recently with increasing frequency of ¡§divided government¡¨ caused by ¡§split-ticket voting¡¨, the straight- and split-ticket voting acts of electors are set great stores by the studies of voting attitude. The major and councilor elections in the end of 2002 was just right the model of straight- and split-ticket voting study that elector could vote major and councilor, which are with or without the same party. Both the aggregate- and individual-level data were analyzed in this study. The aggregate data announced by Central Election Commission was assay by King EI model to evaluate the ratio of the four voting categories. The individual-level data made after elections was based on the ¡§2002 Taiwan¡¦s Election and Democratization Study¡¨ (TEDS 2002), which was by visiting electors, and the Survey Center of National Sun Yat-sen University (NSYU), which was by phone call. The survey data of Kaohsiung elections was analyzed to find the main factors that influence the straight- and split-ticket voting, and this may help to find the true manner of voting behavior. Based on the unusually political environment, this study defined the particular ¡§general sense¡¨ straight- and split-ticket voting, including ¡§blue¡¨ and ¡§green¡¨ camps. By cross-table and logit model analysis, the properties of split-ticket voters and the recessive voters which were exclude in ¡§narrow sense¡¨ were identified. Finally, the major cause of split-ticket voting is the satisfaction of political affairs, and the principal cause of straight-ticket voting is the identification of political parties.