function ifread(){
	var hosturl="http://www.jmag.com/";
	if(location.search.length>0){
		var ifurl=location.href.split("?")[1];
		document.getElementById('inframe').src=hosturl+ifurl;
	}else{
		document.getElementById('inframe').src=hosturl+"contents/main.html";
	}
}

function ifchange(newurl){
	var hosturl="http://www.jmag.com/";
//	alert(hosturl+"?"+newurl);
	window.open(hosturl+"?"+newurl,"_top");
}