function open_it(){
window.open('http://www.inqbar.com/login_prueba.php', 'loginpage','height=400,width=400,resizable=no,menubar=no,toolbar=0,location=no,directories=0,scrollbars=0,status=no')
}

function logginnow()
{
formulario = document.purchase_form;
	if(formulario.mailsession.value=="")
open_it()
else formulario.submit();
}