VB编程操作Excel时怎么取消确认对话框的提示

VB编程操作Excel时如何取消确认对话框的提示？
Set   g_xlApp   =   New   Excel.Application
Set   wkbBooks   =   g_xlApp.Workbooks
wkbBooks.Open   (g_strPRRootPath   &   g_strNewWorkBook   &   ".xls ")
Set   wkbBookTarget=   wkbBooks(g_strPRRootPath   &   g_strNewWorkBook   &   ".xls ")
wkbBookTarget.Worksheets(i   +   1).Delete     =>   程序运行到此处总是提示删除确认对话框
wkbBookTarget.Close   yes   => 程序运行到此处总是提示保存提示对话框



[解决办法]
g_xlApp.DisplayAlerts = False
wkbBookTarget.Worksheets(i + 1).Delete
g_xlApp.DisplayAlerts = True
[解决办法]
同意楼上的,关闭系统警告就可以了~~