function getCookieVal (offset)
   {
   var endstr = document.cookie.indexOf (";", offset);
   if (endstr == -1)
      endstr = document.cookie.length;
   return unescape(document.cookie.substring(offset, endstr));
   }

function getCookie (name)
   {
   var arg = name + "=";
   var alen = arg.length;
   var clen = document.cookie.length;
   var i = 0;
   while (i < clen)
      {
      var j = i + alen;
      if (document.cookie.substring(i, j) == arg)
         return getCookieVal (j);
      i = document.cookie.indexOf(" ", i) + 1;
      if (i == 0) break;
      }
   return null;
   }

function setCookie (name, value)
   {
   var argv = setCookie.arguments;
   var argc = setCookie.arguments.length;
   var expires = (argc > 2) ? argv[2] : null;
   var path = (argc > 3) ? argv[3] : null;
   var domain = (argc > 4) ? argv[4] : null;
   var secure = (argc > 5) ? argv[5] : false;
   document.cookie = name + "=" + escape (value) +
        ((expires == null) ? "" : ("; expires=" + expires.toGMTString())) +
        ((path == null) ? "" : ("; path=" + path)) +
        ((domain == null) ? "" : ("; domain=" + domain)) +
        ((secure == true) ? "; secure" : "");
   }

function jump(a_formPage, a_targetPage) {
  if (getCookie("TecnoviaEMailPreenchido") == null) {
    var expdate = new Date ();
    expdate.setTime(expdate.getTime() + (24 * 60 * 60 * 1000 * 15));
        setCookie("TecnoviaEMailPreenchido", 1, expdate);
    window.location = a_formPage;
  } else {
    window.location = a_targetPage;
  }
}