Packets sent after manually entering the information into Mozilla and hitting "Submit":

User-Agent: Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:10.0.2) Gecko/20100101 Firefox/10.0.2
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: en-us,en;q=0.5
Accept-Encoding: gzip, deflate
Connection: keep-alive
Referer:
Cookie: PHPSESSID=de1pmj7is7b62t43u81pentec0
Content-Type: multipart/form-data; boundary=---------------------------15664207956696793931728564764
Content-Length: 301

-----------------------------15664207956696793931728564764
Content-Disposition: form-data; name="username"

new_Email
-----------------------------15664207956696793931728564764
Content-Disposition: form-data; name="pass"

password
-----------------------------15664207956696793931728564764--




Packets sent via curl:

${!]E@@2?#Pvh9}
(xPOST /login.php HTTP/1.1
Host:
Accept: */*
Content-Length: 32
Content-Type: application/x-www-form-urlencoded

username=new_Email&pass=password