CURL and login dialog box

[imranlink]

Dear Members,

I want to access a page on another server that is using SSL. The address of the page is http://www.techdata.com/reseller/validation/login.asp . When this page open its shows a login dialog box. after providing the correct id,password this page redirect he visiter to https://www.techdata.com/content/navigation/index.asp



I want to access the page contents of https://www.techdata.com/content/navigation/index.asp by using CURL and PHP. but i do not know what are the variables FORM POST names that the login.asp page received and validate the sign in. How can i view the Posting variables names from the login dialog box?


curl_setopt($ch, CURLOPT_POSTFIELDS,$POSTFIELDS);


what are he names of POSTFIELDS that does not appear on login Dialog box?



Regards,
Imran Khalid
imranlink@hotmail.com
wazirabad@yahoo.com