<input type="text"required=""rows="10"required="" pl
<!DOCTYPE html>
<!--[if IE 8]> <html class="lt-ie10 lt-ie9"> <![endif]-->
<!--[if IE 9]> <html class="lt-ie10"> <![endif]-->
<!--[if gt IE 9]><!--> <html> <!--<![endif]-->
<head>
....lt-ie10 .my_class {...}if (Function('/*@cc_on return document.documentMode===10@*/')()){
document.documentElement.className+=' ie10';
}