The following code in the default document will hide the URL to where the request is being redirected:
<html> <title>Welcome to my site</title> <frameset cols="100%,*" border=0 frameborder=0 border=0 framespacing=0 scrolling="yes"> <frame src="http://source.domain.com" name="AddressHidingFrame" marginwidth=0 marginheight=0 frameborder=0 noresize scrolling="yes"> <frame name="needed4Netscape2Work" marginwidth=0 marginheight=0 frameborder=0 noresize? </frameset> </html>
原文：http://4119531.blog.51cto.com/4109531/1611787