jlab = {

 $: function(id) {
  if (!id) return null;
  var obj = document.getElementById(id);
  if (!obj && document.all) obj = document.all[id];
  return obj;
 },

 cookie: {

  remove: function(name) {
   this.write(name, '', -1);
  },

  read: function(name) {
   name = name + '=';
   var array = document.cookie.split(';');
   for (var i = 0; i < array.length; i++) {
    var c = array[i];
    while (c.charAt(0) == ' ') c = c.substring(1, c.length);
    if (c.indexOf(name) == 0) return c.substring(name.length, c.length);
   }
   return null;
  },

  write: function(name, value, days) {
   if (days) {
    var date = new Date();
    date.setTime(date.getTime() + (days*24*60*60*1000));
    var expires = '; expires=' + date.toGMTString();
   }
   else var expires = '';
   document.cookie = name + '=' + value + expires + '; path=/';
  }

 },

 corners: function(tag, id, radius, corners) {
  var tl, tr, bl, br;
  if (!corners || corners == 'all') { tl = { radius: radius}; tr = { radius: radius}; bl = { radius: radius}; br = { radius: radius}; }
  else if (corners == 'top') { tl = { radius: radius}; tr = { radius: radius}; bl = false; br = false; }
  else if (corners == 'bottom') { tl = false; tr = false; bl = { radius: radius}; br = { radius: radius}; }
  else if (corners == 'left') { tl = { radius: radius}; tr = false; bl = { radius: radius}; br = false; }
  else if (corners == 'right') { tl = false; tr = { radius: radius}; bl = false; br = { radius: radius}; }
  var settings = { tl: tl, tr: tr, bl: bl, br: br, antiAlias: true, autoPad: true, validTags: [tag] }
  var pre = id.substring(0,1);
  id = id.substring(1);
  if (pre == '#' && this.$(id)) id = this.$(id);
  else if (pre != '.') return;
  var obj = new curvyCorners(settings, id);
  obj.applyCornersToAll();
 },

 encode: {

  base64: function (input) {
   var _keyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
   var output = "";
   var chr1, chr2, chr3, enc1, enc2, enc3, enc4;
   var i = 0;
   input = this.utf8(input);
   while (i < input.length) {
    chr1 = input.charCodeAt(i++);
    chr2 = input.charCodeAt(i++);
    chr3 = input.charCodeAt(i++);
    enc1 = chr1 >> 2;
    enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
    enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
    enc4 = chr3 & 63;
    if (isNaN(chr2)) enc3 = enc4 = 64;
    else if (isNaN(chr3)) enc4 = 64;
    output = output + _keyStr.charAt(enc1) + _keyStr.charAt(enc2) + _keyStr.charAt(enc3) + _keyStr.charAt(enc4);
   }
   return output;
  },

  utf8: function(string) {
   string = string.replace(/\r\n/g,"\n");
   var utftext = "";
   for (var n = 0; n < string.length; n++) {
    var c = string.charCodeAt(n);
    if (c < 128) {
     utftext += String.fromCharCode(c);
    } else if((c > 127) && (c < 2048)) {
     utftext += String.fromCharCode((c >> 6) | 192);
     utftext += String.fromCharCode((c & 63) | 128);
    } else {
     utftext += String.fromCharCode((c >> 12) | 224);
     utftext += String.fromCharCode(((c >> 6) & 63) | 128);
     utftext += String.fromCharCode((c & 63) | 128);
    }
   }
   return utftext;
  }

 },

 infobar: function() {
  var infobar = 3;
  var value = this.cookie.read('tplxInfobar');
  if (!value) value = 0;
  else value = parseInt(value);
  value += 1;
  if (infobar == 0 || value > infobar) this.$('tplxInfobar').style.display = 'none';
  else this.cookie.write('tplxInfobar', value, 1);
 }

}