function go(form) 
         {
           var tU=new Array();
           tU[0]="本站主要內容";
           tU[1]="cao_zuo_xi_tong.htm";
           tU[2]="linux.htm";
           tU[3]="bian_cheng_1st.htm";
           tU[4]="ying_yong_ruan_jian.htm";
           tU[5]="ban_gong_zi_dong_hua.htm";
           tU[6]="internet.htm";
           tU[7]="wang_ye_zhuan_qu_1st.htm";
           tU[8]="it_guan_dian.htm";
           tU[9]="ying_jian_zhuan_qu.htm";
           tU[10]="cai_niao_zhuan_qu.htm";
           tU[11]="zi_liao_hui_bian.htm";
           tU[12]="xia_zai_zhuan_qu.htm";
           tU[13]="zhan_zhang_zhuan_qu.htm";
           if(form.sel_URL.selectedIndex==0) return;
           //if(form.sel_URL.selectedIndex==5) 
           // window.open('http://www.ezeem.com/forum/forum.asp?id=nationaltax')
           //else
            location=tU[form.sel_URL.selectedIndex];
           return;
          }
         function go1(form) 
         {
           var tU=new Array();
           tU[0]="本站主要內容";
           tU[1]="main.htm";
           tU[2]="cao_zuo_xi_tong.htm";
           tU[3]="linux.htm";
           tU[4]="bian_cheng_1st.htm";
           tU[5]="ying_yong_ruan_jian.htm";
           tU[6]="ban_gong_zi_dong_hua.htm";
           tU[7]="internet.htm";
           tU[8]="wang_ye_zhuan_qu_1st.htm";
           tU[9]="it_guan_dian.htm";
           tU[10]="ying_jian_zhuan_qu.htm";
           tU[11]="cai_niao_zhuan_qu.htm";
           tU[12]="zi_liao_hui_bian.htm";
           tU[13]="xia_zai_zhuan_qu.htm";
           tU[14]="zhan_zhang_zhuan_qu.htm";
           if(form.sel_URL.selectedIndex==0) return;
           location=tU[form.sel_URL.selectedIndex];
           return;
          }