javascript 遇到手机浏览器不支持，能帮忙改成别的写法，谢谢！

  <% for i=1 to anwsa%>            

            jsxxao<%=i%>=window.self.document.answer.num1<%=i%>A.options(window.self.document.answer.num1<%=i%>A.selectedIndex).value+":"+window.self.document.answer.num1<%=i%>B.options(window.self.document.answer.num1<%=i%>B.selectedIndex).value+":"+window.self.document.all.num1<%=i%>C.value+"<br/>"