01.<script language="javascript">
02.function fncSubmit()
03.{
04. var mdd = document.form1['seatID[]'];
05. var a = [];
06. var dup = false;
07. for(var i=0;i<mdd.length;i++){
08. for(var j=0;j<a.length;j++){
09. if (mdd[i].value == a[j]) { dup = true; break; }
10. }
11. if (dup) break;
12. a.push(mdd[i].value);
13. }
14. if (dup){
15. alert('duplicate');
16. return false;
17. }
18. document.form1.submit();
19.}
20.</script>
