/*
Rounded Corners.
cbb function by Roger Johansson, http://www.456bereastreet.com/
*/
var cbb = {
   init : function() {
   // Check that the browser supports the DOM methods used
      if (!document.getElementById || !document.createElement || !document.appendChild) return false;
      var oElement, oOuter, oI1, oI2, tempId;
   // Find all elements with a class name of cbb
      var arrElements = document.getElementsByTagName('*');
      var oRegExp = new RegExp("(^|\\s)cbb(\\s|$)");
      for (var i=0; i<arrElements.length; i++) {
   // Save the original outer element for later
         oElement = arrElements[i];
         if (oRegExp.test(oElement.className)) {
   //    Create a new element and give it the original element's class name(s) while replacing 'cbb' with 'cb'
            oOuter = document.createElement('div');
            oOuter.className = oElement.className.replace(oRegExp, '$1cb$2');
   // Give the new div the original element's id if it has one
            if (oElement.getAttribute("id")) {
               tempId = oElement.id;
               oElement.removeAttribute('id');
               oOuter.setAttribute('id', '');
               oOuter.id = tempId;
            }
   // Change the original element's class name and replace it with the new div
            oElement.className = 'i3';
            oElement.parentNode.replaceChild(oOuter, oElement);
   // Create two new div elements and insert them into the outermost div
            oI1 = document.createElement('div');
            oI1.className = 'i1';
            oOuter.appendChild(oI1);
            oI2 = document.createElement('div');
            oI2.className = 'i2';
            oI1.appendChild(oI2);
   // Insert the original element
            oI2.appendChild(oElement);
   // Insert the top and bottom divs
            cbb.insertTop(oOuter);
            cbb.insertBottom(oOuter);
         }
      }
   },
   insertTop : function(obj) {
      var oOuter, oInner;
   // Create the two div elements needed for the top of the box
      oOuter=document.createElement("div");
      oOuter.className="bt"; // The outer div needs a class name
       oInner=document.createElement("div");
       oOuter.appendChild(oInner);
      obj.insertBefore(oOuter,obj.firstChild);
   },
   insertBottom : function(obj) {
      var oOuter, oInner;
   // Create the two div elements needed for the bottom of the box
      oOuter=document.createElement("div");
      oOuter.className="bb"; // The outer div needs a class name
       oInner=document.createElement("div");
       oOuter.appendChild(oInner);
      obj.appendChild(oOuter);
   },
   // addEvent function from http://www.quirksmode.org/blog/archives/2005/10/_and_the_winner_1.html
   addEvent : function(obj, type, fn) {
      if (obj.addEventListener)
         obj.addEventListener(type, fn, false);
      else if (obj.attachEvent) {
         obj["e"+type+fn] = fn;
         obj[type+fn] = function() { obj["e"+type+fn]( window.event ); }
         obj.attachEvent("on"+type, obj[type+fn]);
      }
   }
};

cbb.addEvent(window, 'load', cbb.init);