<script language="javascript">
var str="专题159";
var reg=/^([\u4E00-\u9FA5]+)(\d*?)$/
var arr=reg.exec(str);
alert(arr[1]+":"+arr[2]);
</script>
var str="专题159";
var reg=/^([\u4E00-\u9FA5]+)(\d*?)$/
var arr=reg.exec(str);
alert(arr[1]+":"+arr[2]);
</script>
var str="专题159";
var reg=/^([\u4E00-\u9FA5]+)(\d*?)$/
var arr=reg.exec(str);
alert(RegExp.$1+":"+RegExp.$2);
</script>