function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function popup(URL) {
w = window.open(URL, "", "toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0,width=640,height=480,left = 320,top = 272");
}