function catalog_detail_popup(code, sub_code) {
	h = location.href;
	if( !h.match('/$') ) { h += '/'; }
	url = h + 'photos/';
	if( sub_code ) url += sub_code;
	x = 875;
	y = 650;
	winname='popup';
	open_popup_win(url, x, y,winname );
}
function open_popup_win(url, x, y,winname ){
	if( !url ) return false;
	if( !x ) x = 830;
	if( !y ) y = 700;
	wx = screen.width;
	wy = screen.height - 50;
	dx  = ( wx - x ) / 2;
	dy   = ( wy - y ) / 2;
	option  = "top=" + dy;
	option += ",left=" + dx;
	option += ",width=" + x;
	option += ",height=" + y;
	option += ",scrollbars=no,status=no,resizable=yes";
	w = window.open(url,winname,option);
	//w.location.replace(url);
	w.focus()
}
function cart_check(f) {
	var checkflag = false;
	if( !!f.c.length  ) {
	for( i=0;i< f.c.length;i++ ) {
		if( !!f.c[i].checked ) {
			checkflag = true;
			break;
		}
	}
	if( checkflag === false ) {
		alert('商品を選択してください。');
		return false;
	}
	}
	if(!f.elements['q'].value) {
		alert('数量を入力してください。');
		return false;
	} else {
		return true;
	}
}