function browserdetect() {
	var browser = navigator.appVersion;
	var IE = browser.match("MSIE");
	if(IE=="MSIE"){
		var navbar = document.getElementById("nav");
		navbar.style.top = "-77px";
		var container = document.getElementById("container");
		container.style.width = "930px";
		var container = document.getElementById("body-container");
		container.style.width = "930px";
		var guaranteelogo = document.getElementById("qualityguarantee");
		guaranteelogo.style.right = "30px";
	}
	var Safari = browser.match("Safari");
	if(Safari=="Safari") {
		var navbar = document.getElementById("nav");
		navbar.style.top = "-85px";
	}
}