可以通过window.returnValue向打开对话框的窗口返回信息,当然也可以是对象。例如:
<script>
str =window.showModalDialog("test.htm",,"dialogWidth=200px;dialogHeight=100px");
this.form1.textbox1.value=str;
</script>
test.htm
<script>
window.returnValue="/";
</script>
str =window.showModalDialog("test.htm",,"dialogWidth=200px;dialogHeight=100px");
this.form1.textbox1.value=str;
</script>
test.htm
<script>
window.returnValue="/";
</script>