stuHover = function() { var cssRule; var newSelector; for (var i = 0; i < document.styleSheets.length; i++) for (var x = 0; x < document.styleSheets[i].rules.length ; x++) { cssRule = document.styleSheets[i].rules[x]; if (cssRule.selectorText.indexOf("LI:hover") != -1) { newSelector = cssRule.selectorText.replace(/LI:hover/gi, "LI.iehover"); document.styleSheets[i].addRule(newSelector , cssRule.style.cssText); } } var getElm = document.getElementById("nav").getElementsByTagName("LI"); for (var i=0; i