var dhtmlgoodies_menuObj;   // Reference to the menu div 
var currentZIndex = 1000; 
var liIndex = 0; 
var visibleMenus = new Array(); 
var activeMenuItem = false; 
var timeBeforeAutoHide = 1200; // Microseconds from mouse leaves menu to auto hide. 
var dhtmlgoodies_menu_arrow = 'http://www.dhtmlgoodies.com/scripts/dhtmlgoodies-menu2/images/arrow.gif'; 

var MSIE = navigator.userAgent.indexOf('MSIE')>=0?true:false; 
var isFirefox = navigator.userAgent.toLowerCase().indexOf('firefox')>=0?true:false; 
var navigatorVersion = navigator.appVersion.replace(/.*?MSIE ([0-9]\.[0-9]).*/g,'$1')/1; 
var menuBlockArray = new Array(); 
var menuParentOffsetLeft = false;    
var opcionMarcada = "";

function externallinks(){



	if (!document.getElementsByTagName) 
		return;
	
	var anchors = document.getElementsByTagName("a");
	
	for (var i = 0; i < anchors.length; i++) {
	
		var anchor = anchors[i];
	
		if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "external") {
		
			anchor.target = "_blank";
		}
		// AFEGIT OSCAR 14-5-08
		if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "nofollowinternal") {
			anchor.rel = "nofollow";
			anchor.target = "_self";
		}
		// END AFEGIT OSCAR 14-5-08
		// AFEGIT OSCAR 5-5-08
		if (anchor.getAttribute("href") && anchor.getAttribute("rel") == "nofollow") {
			anchor.target = "_blank";
		}
		// END AFEGIT OSCAR 5-5-08
		}
}

	function overMenu(cual,img){
		cual.src = img;
	}
	
	function outMenu(cual,img){
		if (cual.id != opcionMarcada) cual.src = img;
	}

	function marcarOpcionMenu(cual,img,ruta){
		opcionMarcada = cual;
		// document.getElementById('HOME').src = ruta + "img/menu/es/home.gif";
		// document.getElementById('ACERCA').src = ruta + "img/menu/es/acerca.gif";
		// document.getElementById('HACEMOS').src = ruta + "img/menu/es/hacemos.gif";
		// document.getElementById('PORQUE').src = ruta + "img/menu/es/porque.gif";
		// document.getElementById('CARRERAS').src = ruta + "img/menu/es/carreras.gif";
		document.getElementById(cual).src = img;
	}

    // {{{ getStyle() 
   /** 
   * Return specific style attribute for an element 
   * 
   * @param Object el = Reference to HTML element 
   * @param String property = Css property 
   * @private 
   */        
   function getStyle(el,property) 
   {        

      if (document.defaultView && document.defaultView.getComputedStyle) { 

         var retVal = null;              
         var comp = document.defaultView.getComputedStyle(el, ''); 
         if (comp){ 
            retVal = comp[property]; 
              
            if(!retVal){ 
               var comp = document.defaultView.getComputedStyle(el, null); 
               retVal = comp.getPropertyCSSValue(property); 
            }          
         }    

         if(retVal==null)retVal=''; 
          
         return el.style[property] || retVal; 
      } 
      if (document.documentElement.currentStyle && MSIE){    
         var value = el.currentStyle ? el.currentStyle[property] : null; 
         return ( el.style[property] || value ); 
      } 
      return el.style[property];
   } 
      
   function getTopPos(inputObj) 
   { 
   	var origInputObj = inputObj;
 
     var returnValue = inputObj.offsetTop; 
     if(inputObj.tagName=='LI' && inputObj.parentNode.className=='menuBlock1'){    
        var aTag = inputObj.getElementsByTagName('A')[0]; 
        if(aTag)returnValue += aTag.parentNode.offsetHeight; 
     } 
     var topOfMenuReached = false; 
     while((inputObj = inputObj.offsetParent) != null){ 
        if(inputObj.parentNode.id=='dhtmlgoodies_menu')topOfMenuReached=true; 
        if(topOfMenuReached && !inputObj.className.match(/menuBlock/gi) || (!MSIE && origInputObj.parentNode.className=='menuBlock1')){ 
           var style = getStyle(inputObj,'position'); 
           if(style=='absolute' || style=='relative'){                
              return returnValue;            
           } 
        } 
          
        returnValue += inputObj.offsetTop;          
     } 

     return returnValue; 
   } 
    
   function getLeftPos(inputObj) 
   { 
     var returnValue = inputObj.offsetLeft; 
      
     var topOfMenuReached = false; 
     while((inputObj = inputObj.offsetParent) != null){ 
       if(inputObj.parentNode.id=='dhtmlgoodies_menu')topOfMenuReached=true; 
        if(topOfMenuReached && !inputObj.className.match(/menuBlock/gi)){ 
           var style = getStyle(inputObj,'position'); 
           if(style=='absolute' || style=='relative')return returnValue; 
        } 
      
        returnValue += inputObj.offsetLeft; 
     } 
     return returnValue; 
   } 


    
   function showHideSub() 
   { 
      var attr = this.parentNode.getAttribute('currentDepth'); 
      if(navigator.userAgent.indexOf('Opera')>=0){ 
         attr = this.parentNode.currentDepth; 
      } 
        
      this.className = 'currentDepth' + attr + 'over'; 
        
      if(activeMenuItem && activeMenuItem!=this){ 
         activeMenuItem.className=activeMenuItem.className.replace(/over/,''); 
      } 
      activeMenuItem = this; 
    
      var numericIdThis = this.id.replace(/[^0-9]/g,''); 
      var exceptionArray = new Array(); 
      // Showing sub item of this LI 
      var sub = document.getElementById('subOf' + numericIdThis); 
      if(sub){ 
         visibleMenus.push(sub); 
         sub.style.display=''; 
         sub.parentNode.className = sub.parentNode.className + 'over'; 
         exceptionArray[sub.id] = true; 
      }    
        
      // Showing parent items of this one 
        
      var parent = this.parentNode; 
      while(parent && parent.id && parent.tagName=='UL'){ 
         visibleMenus.push(parent); 
         exceptionArray[parent.id] = true; 
         parent.style.display=''; 
          
         var li = document.getElementById('dhtmlgoodies_listItem' + parent.id.replace(/[^0-9]/g,'')); 
         if(li.className.indexOf('over')<0)li.className = li.className + 'over'; 
         parent = li.parentNode; 
          
      } 

          
      hideMenuItems(exceptionArray); 



   } 

   function hideMenuItems(exceptionArray) 
   { 
      /* 
      Hiding visible menu items 
      */ 
      var newVisibleMenuArray = new Array(); 
      for(var no=0;no<visibleMenus.length;no++){ 
         if(visibleMenus[no].className!='menuBlock1' && visibleMenus[no].id){ 
            if(!exceptionArray[visibleMenus[no].id]){ 
               var el = visibleMenus[no].getElementsByTagName('A')[0]; 
               visibleMenus[no].style.display = 'none'; 
               var li = document.getElementById('dhtmlgoodies_listItem' + visibleMenus[no].id.replace(/[^0-9]/g,'')); 
               if(li.className.indexOf('over')>0)li.className = li.className.replace(/over/,''); 
            }else{              
               newVisibleMenuArray.push(visibleMenus[no]); 
            } 
         } 
      }        
      visibleMenus = newVisibleMenuArray;        
   } 
    
    
    
   var menuActive = true; 
   var hideTimer = 0; 
   function mouseOverMenu() 
   { 
      menuActive = true;        
   } 
    
   function mouseOutMenu() 
   { 
      menuActive = false; 
      timerAutoHide();    
   } 
    
   function timerAutoHide() 
   { 
      if(menuActive){ 
         hideTimer = 0; 
         return; 
      } 
        
      if(hideTimer<timeBeforeAutoHide){ 
         hideTimer+=100; 
         setTimeout('timerAutoHide()',99); 
      }else{ 
         hideTimer = 0; 
         autohideMenuItems();    
      } 
   } 
    
   function autohideMenuItems() 
   { 
      if(!menuActive){ 
         hideMenuItems(new Array());    
         if(activeMenuItem)activeMenuItem.className=activeMenuItem.className.replace(/over/,'');        
      } 
   } 
    
    
   function initSubMenus(inputObj,initOffsetLeft,currentDepth) 
   {    
      var subUl = inputObj.getElementsByTagName('UL'); 
      if(subUl.length>0){ 
         var ul = subUl[0]; 
          
         ul.id = 'subOf' + inputObj.id.replace(/[^0-9]/g,''); 
         ul.setAttribute('currentDepth' ,currentDepth); 
         ul.currentDepth = currentDepth; 
         ul.className='menuBlock' + currentDepth; 
         ul.onmouseover = mouseOverMenu; 
         ul.onmouseout = mouseOutMenu; 
         currentZIndex+=1; 
         ul.style.zIndex = currentZIndex; 
         menuBlockArray.push(ul); 
         ul = dhtmlgoodies_menuObj.appendChild(ul); 
         var topPos = getTopPos(inputObj); 
         var leftPos = getLeftPos(inputObj)/1 + initOffsetLeft/1;          
         ul.style.position = 'absolute'; 
				 //if per desplaçar el submenu de trabaja con nosotros cap a l'esquerra
				 if(inputObj.id=='dhtmlgoodies_listItem18') leftPos = leftPos + 20;
				 if(inputObj.id=='dhtmlgoodies_listItem14') leftPos = leftPos + 10;
         ul.style.left = leftPos + 'px'; 
         ul.style.top = topPos + 'px'; 
				 var li = ul.getElementsByTagName('LI')[0]; 
         while(li){ 
            if(li.tagName=='LI'){    
               li.className='currentDepth' + currentDepth;                
               li.id = 'dhtmlgoodies_listItem' + liIndex; 
               liIndex++;              
               var uls = li.getElementsByTagName('UL'); 
               li.onmouseover = showHideSub; 

               if(uls.length>0){ 
                  var offsetToFunction = li.getElementsByTagName('A')[0].offsetWidth+2; 
                  if(navigatorVersion<6 && MSIE)offsetToFunction+=15;   // MSIE 5.x fix 
                  initSubMenus(li,offsetToFunction,(currentDepth+1)); 
               }    
               if(MSIE){ 
                  var a = li.getElementsByTagName('A')[0]; 
									//dona error amb l'explorer
                  //a.style.width=li.offsetWidth+'px'; 
                  //a.style.display='block'; 
               }                
            } 
            li = li.nextSibling; 
         } 
         ul.style.display = 'none';    
         if(!document.all){ 
            //dhtmlgoodies_menuObj.appendChild(ul); 
         } 
      }    
   } 


   function resizeMenu() 
   { 
      var offsetParent = getLeftPos(dhtmlgoodies_menuObj); 
        
      for(var no=0;no<menuBlockArray.length;no++){ 
         var leftPos = menuBlockArray[no].style.left.replace('px','')/1; 
         menuBlockArray[no].style.left = leftPos + offsetParent - menuParentOffsetLeft + 'px'; 
      } 
      menuParentOffsetLeft = offsetParent; 
   } 
    
   /* 
   Initializing menu 
   */ 
   function initDhtmlGoodiesMenu() 
   { 
    externallinks();
	/*alert("paso"); */
      dhtmlgoodies_menuObj = document.getElementById('dhtmlgoodies_menu'); 
       
        
      var aTags = dhtmlgoodies_menuObj.getElementsByTagName('A'); 
      for(var no=0;no<aTags.length;no++){          

         var subUl = aTags[no].parentNode.getElementsByTagName('UL'); 
         if(subUl.length>0 && aTags[no].parentNode.parentNode.parentNode.id != 'dhtmlgoodies_menu'){ 
            var img = document.createElement('IMG'); 
            img.src = dhtmlgoodies_menu_arrow; 
            aTags[no].appendChild(img);              

         } 

      } 
              
      var mainMenu = dhtmlgoodies_menuObj.getElementsByTagName('UL')[0]; 
      mainMenu.className='menuBlock1'; 
      mainMenu.style.zIndex = currentZIndex; 
      mainMenu.setAttribute('currentDepth' ,1); 
      mainMenu.currentDepth = '1'; 
      mainMenu.onmouseover = mouseOverMenu; 
      mainMenu.onmouseout = mouseOutMenu;        

      var mainMenuItemsArray = new Array(); 
      var mainMenuItem = mainMenu.getElementsByTagName('LI')[0]; 
      mainMenu.style.height = mainMenuItem.offsetHeight + 2 + 'px'; 
      while(mainMenuItem){ 
          
         mainMenuItem.className='currentDepth1'; 
         mainMenuItem.id = 'dhtmlgoodies_listItem' + liIndex; 
         mainMenuItem.onmouseover = showHideSub; 
         liIndex++;              
         if(mainMenuItem.tagName=='LI'){ 
            mainMenuItem.style.cssText = 'float:left;';    
            mainMenuItem.style.styleFloat = 'left'; 
            mainMenuItemsArray[mainMenuItemsArray.length] = mainMenuItem; 
            initSubMenus(mainMenuItem,0,2); 
         }          
          
         mainMenuItem = mainMenuItem.nextSibling; 
      } 
	  
      for(var no=0;no<mainMenuItemsArray.length;no++){ 
         initSubMenus(mainMenuItemsArray[no],0,2);          
      } 
        
      menuParentOffsetLeft = getLeftPos(dhtmlgoodies_menuObj);    
      window.onresize = resizeMenu;    
      dhtmlgoodies_menuObj.style.visibility = 'visible';    
   } 
	window.onload = initDhtmlGoodiesMenu;