Options -Indexes   # Don't allow index view of these folders
RewriteEngine on   # Enable rewrite

# If the requested filename ends in jpg or jpeg...
RewriteCond %{REQUEST_FILENAME} .*jpeg$|.*jpg$|.*JPEG$|.*JPG$ [NC]  # The JPG and jpg versions probably aren't needed

# Then grab the requested URL from the current directory on and stuff in in the $1 variable (first () pair maps to $1)
# Append the $1 variable as part of the query string when processing auth.php
RewriteRule (.*) http://elementsbycaroline.com/me/auth.php?img=$1 [NC,L]