function OpenWinpp(){
	winpp=window.open("http://www.maplehomes.co.jp/pp/index.html","pp","toolbar=no,location=no,status=no,menubar=no,scrollbars=yes,width=530,height=500");
	sx=530;
	sy=500;
	x=(screen.width-sx)/2;
	y=(screen.height-sy)/2;
	winpp.moveTo(x,y);
}