my $content2 = m#(yourregexhere)#i;

##</code><code>##

my $content2 = ($_ =~ m#(yourregexhere)#i);

##</code><code>##

http://www.page.com/files4/i/90c/93898.gif is not a .jpg file

##</code><code>##

m#(www\.page\.com/files\d+/[a-z]/\d\S+\.jpg)#i

##</code><code>##

  m#(www\.page\.com/files\d+/[a-z]/[^"']+\.jpg)#i