Web Font Embedding With JavaScript
As an alternative to using @font-face, there are ways to embed font data into Web pages that are cross-browser compatible using the JavaScript. While this allows you to use virtually any font (although EULAs should still be considered), using JavaScript for fonts is primarily intended for adding display fonts for headlines or other short blocks of text.
Font detection with JavaScript
lalit.org/lab/javascript-css-font-detect
Lalit Patel has created a JavaScript that “detects” whether a specific font is installed by measuring the width and height of the length of the text string mmmmmmmmmml ...
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