var unique = 0;
function popup(url) {
  var height = 500;
  var width = 675;
  var left = (screen.width-width)/2;
  var top = (screen.height-height)/5;
  window.open(url,"popup"+unique,"mstatus=no,toolbar=no,menubar=no,location=no,resizable=no,scrollbars=yes,width="+width+",height="+height+",top="+top+",left="+left);
  ++unique;
}
function testpopup(url) {
  var height = 490;
  var width = 700;
  var left = (screen.width-width)/2;
  var top = (screen.height-height)/5;
  window.open(url,"testpopup","mstatus=no,toolbar=no,menubar=no,location=no,resizable=yes,scrollbars=yes,width="+width+",height="+height+",top="+top+",left="+left);
}