var contentsWidth = 980;
var contentsHeight = 585;
var contentID = "SWFContents";

function resizeHandler() {
	if(document.all) {
		document.all(contentID).style.width = (document.body.clientWidth <= contentsWidth) ? contentsWidth + "px" : "100%";
		document.all(contentID).style.height = (document.body.clientHeight <= contentsHeight) ? contentsHeight + "px" : "100%";
	} else if(document.getElementById) {
		document.getElementById(contentID).style.width = (window.innerWidth <= contentsWidth) ? contentsWidth + "px" : "100%";
		document.getElementById(contentID).style.height = (window.innerHeight <= contentsHeight) ? contentsHeight + "px" : "100%";
	}
}
window.onresize = resizeHandler;