/**************************************************************************
 *                                                                        *
 *  JAVASCRIPT MENU HIGHLIGHTER v.1.5 (080929)                            *
 * --------------------------------------------                           *
 * ©2005 Media Division (www.MediaDivision.com)                           *
 *                                                                        *
 * Written by Marius Smarandoiu & Armand Niculescu                        *
 *                                                                        *
 * You are free to use, modify and distribute this file, but please keep  *
 * this header and credits                                                *
 *                                                                        *
 * Usage:                                                                 *
 * - the script will apply the .current class to the <a> and its parent   *
 *   <li> that is contained in the element with id="primarynav" and points*
 *   to the current URL                                                   *
 * - works in IE6, Firefox and Opera                                      *
 **************************************************************************/
function extractPageName(hrefString)
{
	var arr = hrefString.split('/');
	return  (arr.length<2) ? hrefString : arr[arr.length-2].toLowerCase() + arr[arr.length-1].toLowerCase();               
}

function setActiveMenu(arr, crtPage)
{
	for (var i=0; i<arr.length; i++)
	{
		if(extractPageName(arr[i].href) == crtPage)
		{
			if (arr[i].parentNode.tagName != "DIV")
			{
				
				arr[i].className = arr[i].className + " current";
				
				if (HasClassName(arr[i],'kat')) {
				break;
				}
				//otherwise...	
				//alert(i + " - " + arr[i].href	);				
				for(j=1;j<40;j++) {
				if (HasClassName(arr[i-j],'kat')) {
				arr[i-j].className = arr[i-j].className + " current";
				break;
				}
				}

			}
		}
	}
}



function setPage()
{
	hrefString = document.location.href ? document.location.href : document.location;

	if (document.getElementById("topnav")!=null)
		setActiveMenu(document.getElementById("topnav").getElementsByTagName("a"), extractPageName(hrefString));
}

// ----------------------------------------------------------------------------
// HasClassName  http://snippets.dzone.com/posts/show/2630 Will_Rickards
//
// Description : returns boolean indicating whether the object has the class name
//    built with the understanding that there may be multiple classes
//
// Arguments:
//    objElement              - element to manipulate
//    strClass                - class name to add
//
function HasClassName(objElement, strClass)
   {

   // if there is a class
   if ( objElement.className )
      {

      // the classes are just a space separated list, so first get the list
      var arrList = objElement.className.split(' ');

      // get uppercase class for comparison purposes
      var strClassUpper = strClass.toUpperCase();

      // find all instances and remove them
      for ( var i = 0; i < arrList.length; i++ )
         {

         // if class found
         if ( arrList[i].toUpperCase() == strClassUpper )
            {

            // we found it
            return true;

            }

         }

      }

   // if we got here then the class name is not there
   return false;

   }
// 
// HasClassName
// ----------------------------------------------------------------------------