var menuObjArray = new Array();
menuObjArray[0] = new Array();
menuObjArray[1] = new Array();
menuObjArray[2] = new Array();
menuObjArray[3] = new Array();
menuObjArray[4] = new Array();
menuObjArray[5] = new Array();
menuObjArray[6] = new Array();
menuObjArray[7] = new Array();


var timerSlide = null;
var numMenuItem = 0;
var slideDelay = 5;
var divHeight = 20; 
var moveSlidePix = 5;
var isLocked = null;
var doFading = false;
var coookieAbilitati = true;


//InitAll(branchAttivo);

function InitAll(branchAttivo, branchOn1, branchOn2, branchOn3 )

{
	//cerco l'elemento root di menu
	var divs = document.getElementsByTagName("a");
	menuStateAry = GetUserCookie("xpMenuCookv2").split(",");
	// controllo se i cookie sono abilitati
	if (menuStateAry == ''){
	   //alert("cookie disabilitati");
	  coookieAbilitati = false;
	}//else alert("cookie abilitati");

	aryNum = 0;
	for(dn=0; dn < divs.length;dn++)
	{	// cerco il tag a con classe home
		if(String(divs.item(dn).className).substring(0,10) == "menuAnchor")
		{	
		    // prende il padre home
			mainMenuDiv = divs.item(dn).parentNode;
			//va sul secondo figlio (primo div contenente tutto il menu
			menuContainerDiv= mainMenuDiv.getElementsByTagName("DIV").item(0);
			//da qui prende il primo figlio (ulteriore div contenente le voci di menu del branch
			// nel nostro caso il teg è ul
			itemContainerDiv= menuContainerDiv.getElementsByTagName("ul").item(0);
			/* quindi:
			 * divsItem(dn) a class=menuAnchor
			 * mainMenuDiv= li con class=home
			 * menuContainerDiv= div con class=branchdiv
			 * itemContainerDiv= ul con class=branch 
			 */ 
			
			try //to apply cookies settings
			{
				if(menuStateAry != 0 && coookieAbilitati)
					itemContainerDiv.style.height = parseInt(menuStateAry[aryNum]) + "px";
/*				if(!doFading)
				{
					if (menuContainerDiv.filters)
						menuContainerDiv.filters.alpha.opacity = 100;
					else
						menuContainerDiv.opacity = 1;
				}*/
				if(menuStateAry != 0 )
				{
					if( parseInt(menuStateAry[aryNum]) == 0)
						itemContainerDiv.style.display = 'none';
					else {
						itemContainerDiv.style.display = 'block';
					}
				}
				if (!coookieAbilitati || branchOn1 != '' ){
					//alert(itemContainerDiv.getAttribute("id"));
					
					if (itemContainerDiv.getAttribute("id") == branchAttivo
					 || itemContainerDiv.getAttribute("id") == branchOn1
					 || itemContainerDiv.getAttribute("id") == branchOn2
					 || itemContainerDiv.getAttribute("id") == branchOn3)
					  itemContainerDiv.style.display = 'block';
					else
					  itemContainerDiv.style.display = 'none';
				}
/*				if (itemContainerDiv.getAttribute("id") == branchAttivo)
   				  itemContainerDiv.focus;*/
			}
			catch(e)
			{
				e= null; //cookie may not exist yet
			}

			Init(divs.item(dn));
			aryNum++;

		}
	}	
}

function Init(objDiv)
{
    
    if (isLocked)
        return;

    var mainMenuDiv, subMenuDiv, menuContainerDiv, itemContainerDiv,styleRules;

	
	for(r=0;r < document.styleSheets.length; r++)
	{	
		if( -1 != String(document.styleSheets[r].href).indexOf("gweb_menu.css") )	
			break;
	}
	if(!document.styleSheets[r].rules)
		styleRules = document.styleSheets[r].cssRules;
	else
		styleRules = document.styleSheets[r].rules;
		
    numMenuItem = 0;
	// prende il padre li home
    mainMenuDiv = objDiv.parentNode;
	//va sul PRIMO figlio (a menuAnchor(
    subMenuDiv =  mainMenuDiv.getElementsByTagName("a").item(0);
     //va sul secondo figlio (primo div contenente tutto il menu branchdiv
    menuContainerDiv= mainMenuDiv.getElementsByTagName("DIV").item(0);
	//da qui prende il primo figlio (ulteriore div contenente le voci di menu del branch
	// nel nostro caso il teg è ul
	itemContainerDiv= menuContainerDiv.getElementsByTagName("ul").item(0);
    

    aLen = menuObjArray[0].length;
    for (i=0 ;i < aLen ; i++)
    {
        if (menuObjArray[0][i] == menuContainerDiv)
        {
            break;
        }
    }
    
    if (i == aLen)
    {
        menuObjArray[0][i]  = menuContainerDiv; //div branchdiv
        menuObjArray[1][i] = itemContainerDiv; //ul branch
        menuObjArray[7][i] = subMenuDiv; // a menuanchor
        menuObjArray[7][i].onmouseover = ChangeStyle;
        menuObjArray[7][i].onmouseout = ChangeStyle;
        subMenuDiv.onclick = SetSlide; //a 

        
		lastmenuNum = -1;
        for (b=0;b<itemContainerDiv.childNodes.length;b++)
        {
			//prende i rami di menu
            if (itemContainerDiv.childNodes.item(b).tagName == "LI")
            { 
                numMenuItem ++;
                //itemContainerDiv.childNodes.item(b).onmouseover= ChangeStyle;
                //itemContainerDiv.childNodes.item(b).onmouseout= ChangeStyle;
                lastmenuNum = b;
            }
        }  
        
        
		for(r=0;r < styleRules.length; r++)
		{
			tmpStr1 = String(styleRules[r].selectorText);
			tmpStr2 = String("." + itemContainerDiv.childNodes.item(lastmenuNum).className);
			if(tmpStr1 == tmpStr2)
			{
				if(NaN != parseInt(styleRules[r].style.height))
				{
					divHeight = parseInt(styleRules[r].style.height) + 2;
//					divHeight = parseInt(styleRules[r].style.height) ;
					break;
				}
				
			}
		}
				
        menuObjArray[2][i] = numMenuItem;
        menuObjArray[3][i] = mainMenuDiv;

        if (itemContainerDiv.style.display == "block")
        {
            menuObjArray[4][i] = numMenuItem * divHeight;
            menuObjArray[0][i].style.height = numMenuItem * divHeight + "px";
            menuObjArray[6][i] = true;
			
            if(doFading)
			{
				if (menuObjArray[0][i].filters)
					menuObjArray[0][i].filters.alpha.opacity = 100;
				else
					menuObjArray[0][i].style.opacity = 1;
			}
            
            
        } else
        {
			menuObjArray[7][i].className = menuObjArray[7][i].className + "Close";
            menuObjArray[4][i] = 0;
            menuObjArray[0][i].style.height = 0 + "px";
            menuObjArray[6][i] = false;
            if(doFading)
			{
				if (menuObjArray[0][i].filters)
					menuObjArray[0][i].filters.alpha.opacity = 0;
				else
					menuObjArray[0][i].style.opacity = .0;
			}
        }

    }//end if

    mainMenuDiv = null;
    subMenuDiv =  null;
    menuContainerDiv= null;
    itemContainerDiv= null;
    
}

function SetSlide()
{   
    if (isLocked)
        return;
    else
        isLocked = this.parentNode;          
    for (i=0 ;i < menuObjArray[0].length; i++)
    {
        if (menuObjArray[3][i] == this.parentNode)
        {
            if (menuObjArray[5][i] == null)
                menuObjArray[5][i] = setInterval("RunSlide(" + i + ")", slideDelay);
            break;
        }
    }
	return false;
}



function UpdateUserCookie(aryIndex)
{
    date = new Date();
    date.setTime(date.getTime() + (1000 * 60 * 60 * 24 * 30)); 
    document.cookie = "xpMenuCookv2" + "=" + escape(menuObjArray[4].toString()) + "; expires=" + date.toGMTString();  
   
}

function GetUserCookie(crumbName)
{
    colCookie = document.cookie.split("; ");
    
    for (a=0; a < colCookie.length; a++)
    {
        colCrumb = colCookie[a].split("=");                    
        if(colCrumb[0] == crumbName)
            return unescape(colCrumb[1]);
    }

    return "";

}


function RunSlide(objIndex)  
{

    if (menuObjArray[6][objIndex])
    {
		if(doFading)
		{
			if(menuObjArray[0][objIndex].filters)
				menuObjArray[0][objIndex].filters.alpha.opacity -= 100/ ( ( (menuObjArray[2][objIndex] * divHeight) / moveSlidePix) +1);
			else
				menuObjArray[0][objIndex].style.opacity -= .9/(((menuObjArray[2][objIndex] * divHeight) / moveSlidePix)+1);
		}
        menuObjArray[1][objIndex].style.display = 'none';
        menuObjArray[4][objIndex] -=  moveSlidePix;
        if (menuObjArray[4][objIndex] > 0)
            menuObjArray[0][objIndex].style.height = menuObjArray[4][objIndex] + "px";
        else
        {
            if(doFading)
			{
				if(menuObjArray[0][objIndex].filters)
					menuObjArray[0][objIndex].filters.alpha.opacity = 0;
				else
					menuObjArray[0][objIndex].style.opacity = 0;
			}
		
		
			cName = String(menuObjArray[7][objIndex].className);
			//alert("prima1 "+cName);
			if (cName == "menuAnchor")
			{
				menuObjArray[7][objIndex].className = menuObjArray[7][objIndex].className+"Close";
			}
			
			if (cName.substring(cName.length - 4, cName.length) == "Over")
			{
				menuObjArray[7][objIndex].className = cName.substring(0,cName.length - 4);
				menuObjArray[7][objIndex].className = menuObjArray[7][objIndex].className+"CloseOver";
			}
			
			if (cName.substring(cName.length - 5, cName.length) == "Close")
			{
				menuObjArray[7][objIndex].className = cName.substring(0,cName.length - 5);
				menuObjArray[7][objIndex].className = menuObjArray[7][objIndex].className+"CloseOver";
			}
			
			cName = String(menuObjArray[7][objIndex].className);
			//alert("dopo1 "+cName);
			
			
            menuObjArray[4][objIndex] = 0;
            menuObjArray[0][objIndex].style.height = 0 + "px";
            clearInterval(menuObjArray[5][objIndex]);
            menuObjArray[5][objIndex] = null;
            menuObjArray[6][objIndex] = false;
            isLocked = null;
            UpdateUserCookie(objIndex);
            return 0;
        }
        
        return 0;
        
    }

    if (!menuObjArray[6][objIndex])
    {
		if(doFading)
		{
			if(menuObjArray[0][objIndex].filters)
				menuObjArray[0][objIndex].filters.alpha.opacity += 100/ ( ( (menuObjArray[2][objIndex] * divHeight) / moveSlidePix) +1);
			else
			{
				opcVal = parseFloat(menuObjArray[0][objIndex].style.opacity);
				opcVal += .9/((menuObjArray[2][objIndex] * divHeight) / moveSlidePix);
				menuObjArray[0][objIndex].style.opacity = opcVal;
			}
		}
        menuObjArray[4][objIndex] +=  moveSlidePix;
        if (menuObjArray[4][objIndex] < (menuObjArray[2][objIndex] * divHeight))
            menuObjArray[0][objIndex].style.height = menuObjArray[4][objIndex] + "px";
        else
        {
			
			
			if(doFading)
			{
				if(menuObjArray[0][objIndex].filters)
					menuObjArray[0][objIndex].filters.alpha.opacity = 100;
				else
					menuObjArray[0][objIndex].style.opacity = 1;
			}
			strClassName = String(menuObjArray[7][objIndex].className);
			menuObjArray[4][objIndex] = (menuObjArray[2][objIndex] * divHeight);
			menuObjArray[0][objIndex].style.height = (menuObjArray[2][objIndex] * divHeight)+ "px";			     
            menuObjArray[1][objIndex].style.display = 'block';
            clearInterval(menuObjArray[5][objIndex]);
            menuObjArray[5][objIndex] = null;
            menuObjArray[6][objIndex] = true;
            
            
            cName = String(menuObjArray[7][objIndex].className);
			
			//alert("prima "+cName);
			
			if (cName.substring(cName.length - 4, cName.length) == "Over")
			{
				menuObjArray[7][objIndex].className = cName.substring(0,cName.length - 9);
				menuObjArray[7][objIndex].className = menuObjArray[7][objIndex].className+"Over";
			}
			
			if (cName.substring(cName.length - 5, cName.length) == "Close")
			{
				menuObjArray[7][i].className = cName.substring(0,cName.length - 5);
			}
			
			cName = String(menuObjArray[7][objIndex].className);
			//alert("dopo "+cName);
			

            isLocked = null;
             UpdateUserCookie(objIndex);
            return 0;
        }       
        return 0;
        
    }


}

function ChangeStyle()
{
    className = String(this.className);
   
    if (className.substring(className.length - 4, className.length) == "Over")
        this.className = className.substring(0,className.length - 4);
    else
        this.className = this.className + "Over";
   //  alert(this.className);
}