All adapter related files below are located in 
/adapters/<lib name>/ of this zip file.
Your include order should be:
Ext Stand-alone
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ext-base.js
ext-all.js (or your choice of files)
Yahoo! UI (.12+)
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yui-utilities.js
ext-yui-adapter.js
ext-all.js (or your choice of files)
jQuery (1.1+)
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jquery.js
ext-jquery-adapter.js
ext-all.js (or your choice of files)
Prototype (1.5+) / Scriptaculous (1.7+)
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prototype.js
scriptaculous.js?load=effects  (or whatever you want to load)
ext-prototype-adapter.js
ext-all.js (or your choice of files)
See the examples folders for more examples.
