怎么老是说"没有那个文件或者目录"

昨晚才装好,今天开始装软件,跟网上的资料学习,但是就是装不了,请指点一下
[root@skwtom ~]# cd /root
[root@skwtom ~]# tar -xvzf firefox-2003.tar.gz
firefox/
firefox/.autoreg
firefox/chrome/
firefox/chrome/en-US.jar
firefox/chrome/en-US.manifest
firefox/chrome/browser.jar
firefox/chrome/browser.manifest
firefox/chrome/classic.jar
firefox/chrome/classic.manifest
firefox/chrome/comm.jar
firefox/chrome/comm.manifest
firefox/chrome/toolkit.jar
firefox/chrome/toolkit.manifest
firefox/chrome/icons/
firefox/chrome/icons/default/
firefox/chrome/icons/default/default.xpm
firefox/chrome/reporter.manifest
firefox/chrome/reporter.jar
firefox/chrome/pippki.jar
firefox/chrome/pippki.manifest
firefox/defaults/
firefox/defaults/pref/
firefox/defaults/pref/firefox-l10n.js
firefox/defaults/pref/reporter.js
firefox/defaults/pref/firefox.js
firefox/defaults/pref/firefox-branding.js
firefox/defaults/pref/channel-prefs.js
firefox/defaults/profile/
firefox/defaults/profile/bookmarks.html
firefox/defaults/profile/localstore.rdf
firefox/defaults/profile/prefs.js
firefox/defaults/profile/search.rdf
firefox/defaults/profile/mimeTypes.rdf
firefox/defaults/profile/chrome/
firefox/defaults/profile/chrome/userChrome-example.css
firefox/defaults/profile/chrome/userContent-example.css
firefox/defaults/autoconfig/
firefox/defaults/autoconfig/platform.js
firefox/defaults/autoconfig/prefcalls.js
firefox/browserconfig.properties
firefox/old-homepage-default.properties
firefox/searchplugins/
firefox/searchplugins/amazondotcom.xml
firefox/searchplugins/answers.xml
firefox/searchplugins/creativecommons.xml
firefox/searchplugins/eBay.xml
firefox/searchplugins/google.xml
firefox/searchplugins/yahoo.xml
firefox/updater.ini
firefox/dictionaries/
firefox/dictionaries/en-US.aff
firefox/dictionaries/en-US.dic
firefox/libmozjs.so
firefox/libplc4.so
firefox/libplds4.so
firefox/libxpcom.so
firefox/libxpcom_core.so
firefox/libxpistub.so
firefox/libnspr4.so
firefox/components/
firefox/components/libxpinstall.so
firefox/components/libjar50.so
firefox/components/libjsd.so
firefox/components/FeedProcessor.js
firefox/components/FeedConverter.js
firefox/components/FeedWriter.js
firefox/components/WebContentConverter.js
firefox/components/nsBrowserContentHandler.js
firefox/components/nsBrowserGlue.js
firefox/components/nsSetDefaultBrowser.js
firefox/components/nsMicrosummaryService.js
firefox/components/nsSearchService.js
firefox/components/nsSearchSuggestions.js
firefox/components/jsconsole-clhandler.js
firefox/components/nsCloseAllWindows.js
firefox/components/nsDictionary.js
firefox/components/nsFilePicker.js
firefox/components/nsHelperAppDlg.js
firefox/components/nsInterfaceInfoToIDL.js
firefox/components/nsProxyAutoConfig.js
firefox/components/nsSidebar.js
firefox/components/nsXmlRpcClient.js
firefox/components/nsExtensionManager.js
firefox/components/nsUpdateService.js
firefox/components/nsBookmarkTransactionManager.js
firefox/components/nsSessionStartup.js
firefox/components/nsSessionStore.js
firefox/components/nsURLFormatter.js
firefox/components/nsSafebrowsingApplication.js
firefox/components/nsUrlClassifierListManager.js
firefox/components/nsUrlClassifierLib.js
firefox/components/nsUrlClassifierTable.js
firefox/components/libmozgnome.so
firefox/components/libmyspell.so
firefox/components/libspellchecker.so
firefox/components/libnkgnomevfs.so
firefox/components/browser.xpt
firefox/libxpcom_compat.so
firefox/firefox-bin
firefox/firefox
firefox/mozilla-xremote-client
firefox/run-mozilla.sh
firefox/plugins/
firefox/plugins/libnullplugin.so
firefox/res/
firefox/res/cmessage.txt
firefox/res/hiddenWindow.html
firefox/res/ua.css
firefox/res/html.css
firefox/res/quirk.css
firefox/res/forms.css
firefox/res/EditorOverride.css
firefox/res/table-add-column-after-active.gif
firefox/res/table-add-column-after-hover.gif
firefox/res/table-add-column-after.gif
firefox/res/table-add-column-before-active.gif
firefox/res/table-add-column-before-hover.gif
firefox/res/table-add-column-before.gif
firefox/res/table-add-row-after-active.gif
firefox/res/table-add-row-after-hover.gif
firefox/res/table-add-row-after.gif
firefox/res/table-add-row-before-active.gif
firefox/res/table-add-row-before-hover.gif
firefox/res/table-add-row-before.gif
firefox/res/table-remove-column-active.gif
firefox/res/table-remove-column-hover.gif
firefox/res/table-remove-column.gif
firefox/res/table-remove-row-active.gif
firefox/res/table-remove-row-hover.gif
firefox/res/table-remove-row.gif
firefox/res/arrowd.gif
firefox/res/grabber.gif
firefox/res/viewsource.css
firefox/res/mathml.css
firefox/res/arrow.gif
firefox/res/loading-image.gif
firefox/res/broken-image.gif
firefox/res/fonts/
firefox/res/fonts/fontEncoding.properties
firefox/res/fonts/mathfont.properties
firefox/res/fonts/mathfontCMEX10.properties
firefox/res/fonts/mathfontCMSY10.properties
firefox/res/fonts/mathfontMath1.properties
firefox/res/fonts/mathfontMath2.properties
firefox/res/fonts/mathfontMath4.properties
firefox/res/fonts/mathfontMTExtra.properties
firefox/res/fonts/mathfontPUA.properties
firefox/res/fonts/mathfontSymbol.properties
firefox/res/fonts/pangoFontEncoding.properties
firefox/res/dtd/
firefox/res/dtd/mathml.dtd
firefox/res/dtd/xhtml11.dtd
firefox/res/html/
firefox/res/html/gopher-audio.gif
firefox/res/html/gopher-binary.gif
firefox/res/html/gopher-find.gif
firefox/res/html/gopher-image.gif
firefox/res/html/gopher-menu.gif
firefox/res/html/gopher-movie.gif
firefox/res/html/gopher-sound.gif
firefox/res/html/gopher-telnet.gif
firefox/res/html/gopher-text.gif
firefox/res/html/gopher-unknown.gif
firefox/res/unixcharset.properties
firefox/res/charsetalias.properties
firefox/res/charsetData.properties
firefox/res/langGroups.properties
firefox/res/language.properties
firefox/res/entityTables/
firefox/res/entityTables/html40Latin1.properties
firefox/res/entityTables/html40Special.properties
firefox/res/entityTables/html40Symbols.properties
firefox/res/entityTables/htmlEntityVersions.properties
firefox/res/entityTables/mathml20.properties
firefox/res/entityTables/transliterate.properties
firefox/res/svg.css
firefox/xpicleanup
firefox/extensions/
firefox/extensions/{972ce4c6-7e08-4474-a285-3208198ce6fd}/
firefox/extensions/{972ce4c6-7e08-4474-a285-3208198ce6fd}/install.rdf
firefox/extensions/inspector@mozilla.org/
firefox/extensions/inspector@mozilla.org/install.rdf
firefox/extensions/inspector@mozilla.org/components/
firefox/extensions/inspector@mozilla.org/components/inspector-cmdline.js
firefox/extensions/inspector@mozilla.org/chrome.manifest
firefox/extensions/inspector@mozilla.org/chrome/
firefox/extensions/inspector@mozilla.org/chrome/inspector.jar
firefox/extensions/inspector@mozilla.org/defaults/
firefox/extensions/inspector@mozilla.org/defaults/preferences/
firefox/extensions/inspector@mozilla.org/defaults/preferences/inspector.js
firefox/extensions/talkback@mozilla.org/
firefox/extensions/talkback@mozilla.org/install.rdf
firefox/extensions/talkback@mozilla.org/chrome.manifest
firefox/extensions/talkback@mozilla.org/components/
firefox/extensions/talkback@mozilla.org/components/libqfaservices.so
firefox/extensions/talkback@mozilla.org/components/qfaservices.xpt
firefox/extensions/talkback@mozilla.org/components/talkback/
firefox/extensions/talkback@mozilla.org/components/talkback/master.ini
firefox/extensions/talkback@mozilla.org/components/talkback/talkback
firefox/extensions/talkback@mozilla.org/components/talkback/talkback.so
firefox/extensions/talkback@mozilla.org/components/talkback/XTalkback.ad
firefox/icons/
firefox/icons/mozicon16.xpm
firefox/icons/mozicon50.xpm
firefox/icons/document.png
firefox/icons/mozicon128.png
firefox/greprefs/
firefox/greprefs/all.js
firefox/greprefs/security-prefs.js
firefox/greprefs/xpinstall.js
firefox/libnssckbi.so
firefox/libnss3.so
firefox/libsmime3.so
firefox/libsoftokn3.chk
firefox/libsoftokn3.so
firefox/libfreebl3.chk
firefox/libfreebl3.so
firefox/libssl3.so
firefox/updater
firefox/readme.txt
firefox/removed-files
[root@skwtom ~]# cd /firefox
bash: cd: /firefox: 没有那个文件或目录
明明已经解压成功了,也多了一个目录,在root已经生成了一个 firefox文件夹,为什么还是这个结果讷?