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Detect IE and add classes to the <html> element
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| // Detect IE versions | |
| // https://gist.github.com/527683 | |
| var ie = (function () { | |
| var v = 3, | |
| div = document.createElement('div'), | |
| all = div.getElementsByTagName('i'); | |
| do { | |
| div.innerHTML = '<!--[if gt IE ' + (++v) + ']><i></i><![endif]-->'; | |
| } while (all[0]); | |
| return (v > 4)? v: void 0; | |
| }()); | |
| // Add classes to the <html> element, like <html class="ie7 lt-ie8 lt-ie9"> | |
| ie && (function () { | |
| var root = document.documentElement, | |
| i, | |
| classes = ['ie' + ie]; | |
| for (i = ie + 1; i <= 9; i++) { | |
| classes[classes.length] = 'lt-ie' + i | |
| } | |
| root.className = root.className + ' ' + classes.join(' '); | |
| }()); |
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