// script by Carlos
// contact carlos@cubika.co.uk

// create button array
	button_=new Array ();
	buttonover_=new Array ();
	
// preload button images	

	button_[1]=new Image ();
	buttonover_[1]=new Image ();
	button_[1].src="../images/nav/home_off.gif";
	buttonover_[1].src= "../images/nav/home_on.gif";
	
	button_[2]=new Image ();
	buttonover_[2]=new Image ();
	button_[2].src="../images/nav/products_off.gif";
	buttonover_[2].src= "../images/nav/products_on.gif";
	
	button_[3]=new Image ();
	buttonover_[3]=new Image ();
	button_[3].src="../images/nav/support_off.gif";
	buttonover_[3].src= "../images/nav/support_on.gif";
	
	button_[4]=new Image ();
	buttonover_[4]=new Image ();
	button_[4].src="../images/nav/contacts_off.gif";
	buttonover_[4].src= "../images/nav/contacts_on.gif";
	
	button_[5]=new Image ();
	buttonover_[5]=new Image ();
	button_[5].src="../images/nav/links_off.gif";
	buttonover_[5].src= "../images/nav/links_on.gif";
	
	button_[6]=new Image ();
	buttonover_[6]=new Image ();
	button_[6].src="../images/nav/guide_off.gif";
	buttonover_[6].src= "../images/nav/guide_on.gif";
	
	
// button rollover function plus check if browser supports image object
function Over(buttonnumber){
	if (document.images){
		document.images["button_" + buttonnumber].src=buttonover_[buttonnumber].src;
	}	
}
// button rollout function plus check if browser supports image object
function Out(buttonnumber){
	if (document.images){
		document.images["button_" + buttonnumber].src=button_[buttonnumber].src;
	}
}