if (document.images) {
	homebtn = new Image
	eventsbtn = new Image
	productsbtn = new Image
	servicesbtn = new Image
	philosophybtn = new Image
	aboutbtn = new Image
	contactbtn = new Image
	
	homebtn.src = "images/buttons/home_on.gif"
	eventsbtn.src = "images/buttons/events_on.gif"
	productsbtn.src = "images/buttons/products_on.gif"
	servicesbtn.src = "images/buttons/services_on.gif"
	philosophybtn.src = "images/buttons/philosophy_on.gif"
	aboutbtn.src = "images/buttons/about_on.gif"
	contactbtn.src = "images/buttons/contact_on.gif"
	
	}
else {
	homebtn = ""
	eventsbtn = ""
	productsbtn = ""
	servicesbtn = ""
	philosophybtn = ""
	aboutbtn = ""
	contactbtn = ""
	}