#1 Auth demo: Login does not work after Logout

[iwn]

Auth Demo
Login button does not work immediately after using Logout.

Reproduce:

Auth demo: http://www.pclc.lib.fl.us/deck/demo/auth.html
Use HIP URL:
http://hip.pclc.lib.fl.us/ipac20/ipac.jsp?profile=

Enter Barcode "109876543214444"
Enter ID number "221682"

Press Login button
Expected: Successful
Returns: Successful

Press Logout button

Press Login button (do not alter form data)
Expected: Successful
Returns: Failure

Press Login button (do not alter form data)
Expected: Successful
Returns: Successful