//tabjs
function setTab(name,cursel,n){ 
for(i=1;i<=n;i++){ 
var menu=document.getElementById(name+i);/* two1 */ 
var con=document.getElementById("con_"+name+"_"+i);/* con_two_1 */ 
menu.className=i==cursel?"after":"";/*三目运算 等号优先*/ 
con.style.display=i==cursel?"block":"none"; 
} 
}