参考: <select name="st1"><option>st1</select> <select name="st2"><option>st2</select><script language="javascript"> function getst(){ var st = new Array(); st = document.getElementsByTagName("SELECT"); for(var i=0;i<st.length;i++){ document.write("<br>ID:"+st[i].id+",Name:"+st[i].name+";") } } getst(); </script>
<select name="st1"><option>st1</select>
<select name="st2"><option>st2</select><script language="javascript">
function getst(){
var st = new Array();
st = document.getElementsByTagName("SELECT");
for(var i=0;i<st.length;i++){
document.write("<br>ID:"+st[i].id+",Name:"+st[i].name+";")
}
}
getst();
</script>