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Parameter	Required	Description
cid	Yes	Your account ID.
qid	Yes	ID of the queue the chat session is being directed to.
lang	No	Language to be used; this parameter is optional. It can be used to enforce the chat session to be in a specific language. Current Currently supported values are: EN-US; EN-GB; FR -FR -CA; DE-DE; IT-IT; NL-NL; ES-ES, JA-JP. Using any unsupported language will be interpreted as EN-US. The app will use the browser's preferred language if If the lang variable is not specified, the app will also use EN-US as default.
fn	No	User's first name.
ln	No	User's last name.
ea	No	User's email address.
pn	No	User's phone number.
iqry	No	User's inquiry (or reason why the chat session is being opened).
popid	No	ID of the screen-pop action to be used when the chat session is served to the agent. Screen-op actions must be defined within the administration portal. For security reasons, only the iID of the action is allowed to be passed via query string.
itag	No	Interop tag (typically an identifier within your own web site that will be used later on to cross reference information).

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