1 父页面 2 <html> 3 <head> 4 <title>无标题页</title> 5 <script language="javascript" type="text/javascript"> 6 function opendialog1() 7 { 8 var someValue=window.showModalDialog("b.html","","dialogWidth=500px;dialogHeight=500px;status=no;help=no;scrollbars=no"); 9 document.form1.p1t.value=someValue; 10 } 11 12 </script> 13 </head> 14 <body> 15 <form name="form1" action="#"> 16 <input type="text" name="p1t"> 17 <input type="button" value="打开对话框" onclick="opendialog1()"> 18 </form> 19 </body> 20 </html> 21 子页面 22 <html> 23 <head> 24 <title>无标题页</title> 25 <script language="javascript" type="text/javascript"> 26 function a(wname) 27 { 28 parent.window.returnValue=wname; //父窗口就是上一个页面 29 window.close(); 30 } 31 </script> 32 </head> 33 <body> 34 <form name="form1" action=""> 35 <input type="button" value="传值" onclick="return a('hello')"> 36 </form> 37 </body> 38 </html>