Accessibility edits: better link text & submit buttons; replace hard-coded header/footer in login help page with toplogo, botlogo tokens
Accessibility edits: ISBN/ISSN search form

* add screen-reader accessible legend to fieldset
* replace duplicate-label-generating search box token with text input & label
* replace bizarro submit token with submit button
Accessibility edits: Government Document Number search form

* add screen-reader accessible legend to fieldset
* replace duplicate-label-generating search box token with text input & label
* replace bizarro submit token with submit button
Accessibility edits: Call Number search form

* add screen-reader accessible legend to fieldset
* replace duplicate-label-generating search box token with text input & label
* replace bizarro submit token with submit button
Accessibility edits: Database search form

* replace duplicate-label-generating search box token with text input & labe
* replace bizarro submit token with submit button
Accessibility edits: Subject search form

* add screen-reader accessible legend to fieldset
* replace duplicate-label-generating search box token with text input & label
* replace bizarro submit token with submit button
Accessibility edits: Author & title search form

* add screen-reader accessible legend to fieldset
* associate author & title input text boxes with labels
* replace bizarro submit token with submit button
Accessibility edits: Author search form

* add screen-reader accessible legend to fieldset
* replace duplicate-label-generating search box token with text input & label
* replace bizarro submit token with submit button
Accessibility edits: Title search form

* add screen-reader accessible legend to fieldset
* replace duplicate-label-generating search box token with text input & label
* replace bizarro submit token with submit button
Accessibility edits: Advanced search form

* replace {advancedsearch} token with properly labelled input boxes and select controls
* replace search-limiting token with labelled checkbox input
* replace bizarro submit & clear-form tokens with submit, reset buttons
* replace form controls that don't (appear to) be populated with system values with more accessible HTML versions: year published limiter, publisher, sort order