If you have ever designed a website, then you know how frustrating it is to decide on the fonts to be used. The font you use for the text on your website will be rendered properly only when the users have the same font installed on their computers. As an alternative some designers try to use images with fancy fonts, and some also like using Flash. However, replacing text with an image or Flash is a big compromise as these are not indexed by search engines. It also hampers accessibility. To solve this problem of typography on the Web, a Flash-based technique known as Scalable Inman Flash Replacement (sIFR) is used. sIFR works as follows:
2. A JavaScript runs to check whether Flash is installed on the user's computer. It then checks the markups that you have used to enable sIFR.
3. If Flash is not installed or JavaScript is not enabled, then the web page is rendered in plain HTML as per your markup...