function win_1() {
	var		win;
	var		attr ="width=560,height=600,scrollbars=yes,status=yes,menubar=no,resizable=yes";
	var		url = "http://koryo.vis.ne.jp/contact_form/contribution.html";

	if(sbwin_closed(win)){
		win = window.open(url,'new_win',attr);
	}else{
		win.location.href=url;
	}

	win.focus();
}



function win_2() {
	var		win;
	var		attr ="width=560,height=600,scrollbars=yes,status=yes,menubar=no,resizable=yes";
	var		url = "http://koryo.vis.ne.jp/order_form/order_mail.html";

	if(sbwin_closed(win)){
		win = window.open(url,'new_win',attr);
	}else{
		win.location.href=url;
	}

	win.focus();
}



function win_3() {
	var		win;
	var		attr ="width=560,height=600,scrollbars=yes,status=yes,menubar=yes,resizable=yes";
	var		url = "http://koryo.vis.ne.jp/order_form/order_fax.html";

	if(sbwin_closed(win)){
		win = window.open(url,'new_win',attr);
	}else{
		win.location.href=url;
	}

	win.focus();
}



function win_4() {
	var		win;
	var		attr ="width=560,height=600,scrollbars=yes,status=yes,menubar=no,resizable=yes";
	var		url = "http://koryo.vis.ne.jp/contact_form/contact.html";

	if(sbwin_closed(win)){
		win = window.open(url,'new_win',attr);
	}else{
		win.location.href=url;
	}

	win.focus();
}


function sbwin_closed(winVar) {
	var ua = navigator.userAgent;
	if( !!winVar ){
		if( ua.indexOf('MSIE 4')!=-1 && ua.indexOf('Win')!=-1 ){
			return winVar.closed;
		}else{return typeof winVar.document  != 'object';}
	}else{return true;}
}