这样试下
function go()
{
if(document.user.userid.value!="all")
{
index=document.user.userid.value
parent.frames[2].location.href="guestinfo.asp?"+index
//window.alert("guestinfo.asp?"+document.user.userid.option[index].value
}
}
function go()
{
if(document.user.userid.value!="all")
{
index=document.user.userid.value
parent.frames[2].location.href="guestinfo.asp?"+index
//window.alert("guestinfo.asp?"+document.user.userid.option[index].value
}
}
parent.frames[2].location.href="guestinfo.asp?"+document.user.userid.options[index].value
传参没有写参数名
parent.frames[2].location.href="guestinfo.asp?userid="+document.user.userid.options[index].value如果上面错
alert(document.user.userid.options[selectedindex].value)的值没有错,是你想要的值
就var str="guestinfo.asp?"+document.user.userid.options[selectedindex].value
然后
parent.frames[2].location.href="guestinfo.asp?"+str;