var tar;
var mw = 900;
var mh = 540;

function setTar(){
	tar = document.getElementById("flash");
	checkWin();
}

function setTimer(){
	var _timer = setTimeout("checkWin()", 100);
}

function checkWin(){
	var size = getWinsize();
	tar.style.width = (size.w > mw)? "100%": mw + "px";
	tar.style.height = (size.h > mh)? "100%": mh + "px";
	setTimer();
}

function getWinsize(){
	var _obj = new Object();
	if(window.innerHeight){
		_obj.w = window.innerWidth;
		_obj.h = window.innerHeight;
	}else if (document.all && document.getElementById && (document.compatMode=='CSS1Compat')) {
		_obj.w = window.clientWidth;
		_obj.h = document.documentElement.clientHeight;
	}else if(document.body.clientHeight){
		_obj.w = document.body.clientWidth;
		_obj.h = document.body.clientHeight;
	}else{
		_obj.w = 0;
		_obj.h = 0;
	}
	return _obj;
}

//open new window
function popup(url,w,h,target) {
	sw=screen.availWidth/2-w/2;
	sh=screen.availHeight/2-h/2;
	window.open(url,target,'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,width='+w+',height='+h+',top='+sh+',screenY='+sh+',left='+sw+',screenX'+sw);
}

function popup2(url,_w,target) {
	if (navigator.appName == "Microsoft Internet Explorer") {
		w = _w+17;
	}else {
		w = _w+9;
	}
	sw=screen.availWidth/2-w/2;
	window.open(url,target,'toolbar=1,location=1,directories=1,status=1,menubar=1,scrollbars=1,resizable=1,width='+w+',left='+sw+',screenX'+sw);
}

function openHowToSet(url) {
	popup2(url,609,'_howToSet')
}