$(document).ready(function() {
	var badBrowser = (/MSIE ((5\.5)|6)/.test(navigator.userAgent) && navigator.platform == "Win32");
	if (badBrowser) {     
    	$('.b-about-sm-item:first').addClass('first'); 
		$(".nav-top li").hover(
		  function () {
			$(this).addClass("over");
		  },
		  function () {
			$(this).removeClass("over");
		  }
		);
   }
						   
});