Direct link
http://www.crsd.org/cms/lib5/PA01000188/Centricity/Domain/72/Resolving%20common%20Citrix%20issues%20with%20Windows%207%20and%20IE9.pdf
Troubleshooting page
or try also:for windows 7 IE 9 troubleshooting
http://www.crsd.org/Page/28913