// マウスオーバー

if(navigator.appVersion.charAt(0) >= "3"){
	var img = new Array();
	img[10] = new Image(); img[10].src = "/img/cmn/bt_entry.gif";
	img[11] = new Image(); img[11].src = "/img/cmn/bt_entry_on.gif";
	}
function btnon(nam,num){
	if(navigator.appVersion.charAt(0) >= "3"){
		document.images[nam].src = img[num].src;
	}else{}
}
function btnoff(nam,num){document.images[nam].src = img[num].src;}