function newWindow(url, name, width, height) {
  photoWindow = window.open(url, name,"location=no,directories=no,menubar=no,status=no,toolbar=no,scrollbars=yes,height=" +height+ ",width=" +width+ ",resizable=yes");
  photoWindow.resizeTo(width,height);
  photoWindow.focus();
  return false;
}

function setCookie(name, value, expires, path, domain, secure) {
  var curCookie = name + "=" + escape(value) +
      ((expires) ? "; expires=" + expires.toGMTString() : "") +
      ((path) ? "; path=" + path : "") +
      ((domain) ? "; domain=" + domain : "") +
      ((secure) ? "; secure" : "");
  document.cookie = curCookie;
}

function getCookie(name) {
  var dc = document.cookie;
  var prefix = name + "=";
  var begin = dc.indexOf("; " + prefix);
  if (begin == -1) {
    begin = dc.indexOf(prefix);
    if (begin != 0) return null;
  } else
    begin += 2;
  var end = document.cookie.indexOf(";", begin);
  if (end == -1)
    end = dc.length;
  return unescape(dc.substring(begin + prefix.length, end));
}

function ie5check() {

  var is_major = parseInt(navigator.appVersion);
  var is_minor = parseFloat(navigator.appVersion);
  var agt=navigator.userAgent.toLowerCase();
  var is_ie     = ((agt.indexOf("msie") != -1) && (agt.indexOf("opera") == -1));
  var is_ie3    = (is_ie && (is_major < 4));
  var is_ie4    = (is_ie && (is_major == 4) && (agt.indexOf("msie 4")!=-1) );
  var is_ie5    = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.0")!=-1) );
  var is_ie5_5  = (is_ie && (is_major == 4) && (agt.indexOf("msie 5.5") !=-1));
  var is_ie6    = (is_ie && (is_major == 4) && (agt.indexOf("msie 6.")!=-1) );
  var is_ie6up  = (is_ie && !is_ie3 && !is_ie4 && !is_ie5 && !is_ie5_5);
  
  if (is_ie && !is_ie6up) {
    if (!getCookie('ie5ignore')) {
      ie5Warning();
    }
  }
}


function ie5Warning() {
  newWindow('ie5warning.html', 'iewarn', 450, 200);
}