how to change the title of the confirmation in asp

[Hefaciertielt]

I have added a confirmation dialog before deleting an item in asp.net web page.Here's my coding.\[code\]OnClientClick="return confirm('Are you sure you want to delete this Contact Record?');"\[/code\]It gives the default title as "The page at local host:49456 says:"I need to change that default title of this dialog box.I default browser is Google chrome.Can somebody help me???Thanx in advance.