JavaScript pops up a child window and passes the value to the parent window_javascript skills

New parent window page:

Add the following script

Copy code The code is as follows:

http://www.w3.org/1999/xhtml" >

             
           

Create second.html page:

Copy code The code is as follows:

http://www.w3.org/1999/xhtml" >

   
   



   

   

                                  BackColor="White" Font-Size="9pt" PageSize="5" Width="100%" Height="127px" OnItemDataBound="dgSjygl_ItemDataBound">
                       
                       
                       
                       
                                        
                               
                                    选择
                               
                                                                   
                                   
                               
                               
                               
                           
                           
                               
                           
                           
                               
                               
                           
                           
                               
                           
                       
                       
                   
   

   

         
         
    

       
   

The above is all I have done to implement this simple function. I feel that there should be a more convenient method. If anyone knows about it, please leave a message.