spw=450;
sph=270;
spt = (screen.height - sph)/2;
spl = (screen.width - spw)/2;
window.open("http://passport.interface.ru/rp/services/sp.asp?spemail=&spset=2&splang=ru&spref=http%3A%2F%2Fwww%2Einterface%2Eru&spcs=%230000ce%2Fwhite%2Fwhite%2Fblack%2Fblue%2Fblue%2F%230080ff&sptest=","int_sp","scrollbars=no,resizable=yes,width="+spw+",height="+sph+",left="+spl+",top="+spt);