Help, care, protection – usually these words come to our minds when we think of 911. MacKeeper is like 911, but only for Mac OS world.
Enabling and Using Safari’s Web Inspector Tool

Web Inspector is used to review and debug the HTML and CSS code of web pages. To enable this tool in Safari, type the following command in Terminal:
defaults write com.apple.Safari WebKitDeveloperExtras -bool true
Once Web Inspector is enabled, you will see the Inspect Element item in Safari’s contextual menu that appears when you press the Command key and click any web page element.
To deactivate Web Inspector, enter the following command in Terminal:
defaults write com.apple.Safari WebKitDeveloperExtras -bool false
defaults write com.apple.Safari WebKitDeveloperExtras -bool true
Once Web Inspector is enabled, you will see the Inspect Element item in Safari’s contextual menu that appears when you press the Command key and click any web page element.
To deactivate Web Inspector, enter the following command in Terminal:
defaults write com.apple.Safari WebKitDeveloperExtras -bool false
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