/* rollover */
if(navigator.appVersion.charAt(0) >=3){
	var sidemenuimg = new Array();
	
	for( i = 0 ; i < 2 ; i++ ){
		sidemenuimg[i] = new Image();
	}
	
	sidemenuimg[0].src= sidemenu_directory + "images/m_category_off.gif";
	sidemenuimg[1].src= sidemenu_directory + "images/m_category_on.gif";
}

/* side menu */
function sidemenu(cnt){
	if(navigator.appVersion.charAt(0) >= 3 ){
		document.images["m_category"].src=sidemenuimg[cnt].src;
	}
}