var win1=false;

function OpenWin(url,target,features)
{
	if (win1.closed == false) {
		win1.close();
	}
	win1 = window.open(url,target, features);
	win1.focus();
}

function OpenTypeA1()
{
	a1type = window.open("a1.html" , "a1type" , 'width=570px,height:650px,toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=yes,resizable=yes');
	a1type.focus();
}

function OpenTypeA2()
{
	a2type = window.open("a2.html" , "a2type" , 'width=570px,height:650px,toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=yes,resizable=yes');
	a2type.focus();
}

function OpenTypeB1()
{
	b1type = window.open("b1.html" , "b1type" , 'width=570px,height:650px,toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=yes,resizable=yes');
	b1type.focus();
}

function OpenTypeB2()
{
	b2type = window.open("b2.html" , "b2type" , 'width=570px,height:650px,toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=yes,resizable=yes');
	b2type.focus();
}