var arImages=new Array();
function preload_img() {
	var temp = preload_img.arguments; 
	for(x=0; x < temp.length; x++) {
		arImages[x]=new Image();
		arImages[x].src=preload_img.arguments[x];
	}
}
function preload() {
	preload_img('../images/index_menu_advertise_o.gif',
				'../images/index_menu_envoy_o.gif',
				'../images/index_menu_home_o.gif',
				'../images/index_menu_promote_o.gif',
				'../images/index_menu_support_o.gif',
				'../images/index_menu_vomba_o.gif');
}