那你直接在index1.jsp所在的frame里面打开index2.jsp不就完了
<script language="javascript">
window.open("index2.jsp","frameName");
</script>
frameName就是包含index1.jsp的frame的id或者name
<script language="javascript">
window.open("index2.jsp","frameName");
</script>
frameName就是包含index1.jsp的frame的id或者name
<script language="javascript">
window.open("2.htm");</script>2.htm:
<script language="javascript">
opener.close();</script>