function deleteYesNo(i) { var ok;//声明变量ok = confirm("Are you sure you want to delete this record?");//confirm是弹出一个对话框。你这句话的意思问是否删除。如果你点是,那么ok就是true了那下面就容易点了 if(ok)//如果是true { document.dgridFrm.del.value = i; //html表单里的dgridfrm表单下的//del这一项的值是从上面接收的值。也就是调用时传过来的。//val.value = i; //alert(val.value); document.dgridFrm.action = "delete.php"; //表单提交地址是delete.php这个页面document.dgridFrm.submit();//表单提交}//end if }