4、cument.SubscriptionNewsletters.newsletters[j].checked==true){//如果某复选框被选中document.SubscriptionNewsletters.getElementById("whoOnFocus").value="";//清空文本框里的值who=document.SubscriptionNewsletters.newsletters[j].value;//被选中复选框的值document.SubscriptionNewsletters.getElementById("whoOnF

5、ocus").value=who+"接收焦点";}}}functiondispInfo(){vars="";for(vari=0;i";//显示您选过的时事

6、通讯项目}}document.write("以下是您订阅的时事通讯：
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"+s);}*/functionwhoOnFocus(){varnewsletters=document.getElementsByName("newsletters")vars=""//alert(newsletters[0].checked)document.SubscriptionNewsletters.whoOnFocus.value=""for(vari=0;i

7、f(newsletters[i].checked==true){s=s+newsletters[i].value}}document.SubscriptionNewsletters.whoOnFocus.value=s}functiondispInfo(){varnewsletters=document.getElementsByName("newsletters")vars=""for(vari=0;i

8、s[i].value+"
"}}if(s==""){s="你还没有订阅任何时事通讯"}document.getElementByI