/* Instanciate main menu dropdown */


jQuery(function(){
        jQuery('ul.sf-menu').superfish({ 
            autoArrows:  false,                           // disable generation of arrow mark-up 
            dropShadows: false                            // disable drop shadows 
        }); 
    }); 


/* Activate PDF Composer Treeview */

jQuery(document).ready(function(){   
      jQuery(".mytree").checkboxTree(
        {
            collapsedarrow: "/site_images/AnnualReport/checkboxtree/img-arrow-collapsed.gif",
	        expandedarrow: "/site_images/AnnualReport/checkboxtree/img-arrow-expanded.gif",
	        blankarrow: "/site_images/AnnualReport/checkboxtree/img-arrow-blank.gif",
	        checkchildren: true,
	        checkparents: false,
            collapsed : true
        }
      );   
})


function replaceText( node){  
 node = node || document.body; // base node  
 var childs = node.childNodes, i = 0; 
 
 var keywords = gup("keywords").split(";");
 
 for (i=0;i<keywords.length;i++)
 {
 
     var oldText = keywords[i];
     var newText = "<span class=\"fsHit\">" + oldText + "</span>";
     
      while(node = childs[i]){  
        if (node.nodeType == 3){ // text node found, do the replacement 
          if (node.textContent) { 
            node.textContent = node.textContent.replace(oldText, newText); 
          } else { // support to IE 
            node.nodeValue = node.nodeValue.replace(oldText, newText); 
          } 
        } else { // not a text mode, look forward 
          replaceText(keywordsString, node);  
        }  
        i++;  
      }
 }  
}

/*
 * This is the function that actually highlights a text string by
 * adding HTML tags before and after all occurrences of the search
 * term. You can pass your own tags if you'd like, or if the
 * highlightStartTag or highlightEndTag parameters are omitted or
 * are empty strings then the default <font> tags will be used.
 */
function doHighlight(bodyText, searchTerm, highlightStartTag, highlightEndTag) 
{
  // the highlightStartTag and highlightEndTag parameters are optional
  if ((!highlightStartTag) || (!highlightEndTag)) {
    highlightStartTag = "<font style='color:blue; background-color:yellow;'>";
    highlightEndTag = "</font>";
  }
  
  // find all occurences of the search term in the given text,
  // and add some "highlight" tags to them (we're not using a
  // regular expression search, because we want to filter out
  // matches that occur within HTML tags and script blocks, so
  // we have to do a little extra validation)
  var newText = "";
  var i = -1;
  var lcSearchTerm = searchTerm.toLowerCase();
  var lcBodyText = bodyText.toLowerCase();
    
  while (bodyText.length > 0) {
    i = lcBodyText.indexOf(lcSearchTerm, i+1);
    if (i < 0) {
      newText += bodyText;
      bodyText = "";
    } else {
      // skip anything inside an HTML tag
      if (bodyText.lastIndexOf(">", i) >= bodyText.lastIndexOf("<", i)) {
        // skip anything inside a <script> block
        if (lcBodyText.lastIndexOf("/script>", i) >= lcBodyText.lastIndexOf("<script", i)) {
          newText += bodyText.substring(0, i) + highlightStartTag + bodyText.substr(i, searchTerm.length) + highlightEndTag;
          bodyText = bodyText.substr(i + searchTerm.length);
          lcBodyText = bodyText.toLowerCase();
          i = -1;
        }
      }
    }
  }
  
  return newText;
}
 
 
/*
 * This is sort of a wrapper function to the doHighlight function.
 * It takes the searchText that you pass, optionally splits it into
 * separate words, and transforms the text on the current web page.
 * Only the "searchText" parameter is required; all other parameters
 * are optional and can be omitted.
 */
function highlightSearchTerms()
{
  // if the treatAsPhrase parameter is true, then we should search for 
  // the entire phrase that was entered; otherwise, we will split the
  // search string so that each word is searched for and highlighted
  // individually
  
  var searchText = gup("keywords");
  var treatAsPhrase = false;
  var warnOnFailure = false;
  
  var highlightStartTag = "<span class=\"fsHit\">";
  var highlightEndTag = "</span>";
  
  if(searchText)
  {
  var bodyText = document.body;
  
  if (treatAsPhrase) {
    searchArray = [searchText];
  } else {
    searchArray = searchText.split(";");
  }
  
  if (!document.body || typeof(document.body.innerHTML) == "undefined") {
    if (warnOnFailure) {
      alert("Sorry, for some reason the text of this page is unavailable. Searching will not work.");
    }
    return false;
  }
  
  var bodyText = document.body.innerHTML;
  for (var i = 0; i < searchArray.length; i++) {
    bodyText = doHighlight(bodyText, searchArray[i], highlightStartTag, highlightEndTag);
  }
  
  document.body.innerHTML = bodyText;
  }
  return true;
}


function gup( name )
{

  name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
  var regexS = "[\\?&]"+name+"=([^&#]*)";
  var regex = new RegExp( regexS );
  var results = regex.exec( window.location.href );
  if( results == null )
    return "";
  else
    return results[1];
    
}