It was an Handy option provided by earlier versions of firefox to block Images and Javascript on all Website by default. From the recent update of Firefox 23 it those option were disappeared. There was no way to disable the images of all website by one click. But there is a handy Way to block Images of Particular Website completely. Click on the URL Icon on the Left Most side of Address Bar . Click on More Informations Button then Choose Permissions Tab as Below Image Block Options inside Mozilla Permissions tab Now Uncheck the Option Default and Choose the radio button Block . Images for the Particular Domain (say Google.com) will be blocked, but not gmail images. Alternatively there are good addons which can disable Images and Javascript for all the website you are visiting. QuickJava Java Javascript Flash Images TabPermissions Image JavaScript Redirect Plug-in Frame Thats it.
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