点击按钮自动增加行,行里有文本框,并把里面的值写到数据库
<!DOCTYPE   html   PUBLIC    "-//W3C//DTD   XHTML   1.0   Transitional//EN "    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd ">  
  <html   xmlns= "http://www.w3.org/1999/xhtml ">  
  <head>  
  <meta   http-equiv= "Content-Type "   content= "text/html;   charset=gb2312 "   />  
  <title> 无标题文档 </title>  
  </head>    
  <body>  
  <script>           
       i=1;          
       function         addrow()          
       {          
       i++;          
       str=document.all.mytable.outerHTML;          
       str=str.substring(0,str.length-16);          
       str+= ' <tr>  <td>  <input         type= "text "         name= "text '+i+ ' "      value= "text '+i+ ' "   size= "21 ">  </td>  </tr>  </tbody>  </table>  ';          
       document.all.mytable.outerHTML=str;                    
       }          
          function   sum() 
 {  	 
 } 
        </script>     
        <form>  
        <table         id=mytable>           
              <tr>           
                          <td>           
                                      <input         type= "text "         name= "text1 "         size= "21 ">           
                          </td>           
              </tr>           
        </table>           
        <input         type=button         value= "增加 "         onclick=addrow()>  
           <input         type=button         value= "累计 "         onclick=sum()>  
           <input         type= "text "         name= "sumtext "      value= " "   size= "21 ">  
        </form>        
  </body>  
  </html>  
 ..................................................................... 
 想先实现,把文本框里面的值加到文本框sumtext中. 
 要是用vbscript来写,把他们的值写到数据库里,那么javascript里定义的变量i怎么用到.
------解决方案-------------------- <!DOCTYPE html PUBLIC  "-//W3C//DTD XHTML 1.0 Transitional//EN "  "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd ">  
  <html xmlns= "http://www.w3.org/1999/xhtml ">  
  <head>  
  <meta http-equiv= "Content-Type " content= "text/html; charset=gb2312 " />  
  <title> 无标题文档 </title>  
  </head>    
  <body>  
  <script>   
   function   addrow()    
   {    
   document.getElementById( "ii ").value++;