//イメージの事前読み込み
if(navigator.appVersion.charAt(0)>=3){
	graph=new Array();
	graph[0] = new Image();graph[0].src='cme/tkyusd.gif';
	graph[1] = new Image();graph[1].src='cme/tkyeur.gif';
	graph[2] = new Image();graph[2].src='cme/tkygbp.gif';
	graph[3] = new Image();graph[3].src='cme/tkyaud.gif';
	graph[4] = new Image();graph[4].src='cme/tkynzd.gif';
}
//イメージの変更
function changeGraph(NewImg){
	if(navigator.appVersion.charAt(0)>=3){
		document.images['graph0'].src=graph[NewImg].src;
	}
}