function sub(url, name, width, height) {
    var left = (screen.width - width) / 2;
    var top  = (screen.height - height) / 2;
    var options = "left=" + left + ",top=" + top + 
       ",width=" + width + ",height=" + height +",scrollbars=" +1;
    window.open(url, name, options);
}
	
function large(url){
				window.open(url,"","width=400,height=440,location=0,scrollbars=0,resizable=0,menubar=0,status=0,left=0,top=0");
				}
function oshirase(url){
				window.open(url,"","width=600,height=400,location=0,scrollbars=0,resizable=0,menubar=0,status=0,left=0,top=0");
				}