create a SPAN in the document to get the width of the text we use to test Var h = document.getElementsByTagName("body") we test using 72px font size, we may use any size. And we use a LLi so that the same matching fonts can get separated we use m or w because these two characters take up the maximum width. and if it doesn't match all 3 then that font is not available. a font will be compared against all the three default fonts. * Replaced sans with serif in the list of baseFonts * then that font is 100% not available in the system * Comparing font against all the 3 generic font families ie, * to parent element if the font is missing. * as in FF3.0 font of child element didn't fallback * Changed comparision font to default from sans-default-default, * particular font in a browser using JavaScript and CSS. * JavaScript code to detect available availability of a Yes there is! I'm so glad you asked this question because I now want to use this too.
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