var stayFolded=false
var exImg=new Image(); exImg.src='widgets/frgiu.gif' //Voce selezionata
var unImg=new Image(); unImg.src='widgets/frsx.gif' //Voce non selezionata

if (document.getElementById)
{
	var browser=1;
}
else{
	var n = (document.layers) ? 1:0;
	var ie = (document.all) ? 1:0;
	var browser=((n || ie) && parseInt(navigator.appVersion)>=4)  
}

/*
var n = (document.layers) ? 1:0;
var ie = (document.all) ? 1:0;
var browser=((n || ie) && parseInt(navigator.appVersion)>=4)  
*/


function makeMenu(obj,nest){
	if (document.getElementById)
	{
		//alert(document.getElementById(obj).offsetLeft);
		this.css=document.getElementById(obj).style;
		this.ref=eval('document');		
		this.height=document.getElementById(obj).offsetHeight;
		this.x=document.getElementById(obj).offsetLeft;
		this.y=document.getElementById(obj).offsetTop;							
		this.hideIt=b_hideIt;	
		this.showIt=b_showIt; 
		this.vis=b_vis; 
		this.moveIt=b_moveIt											
		return this
	}
	else{
	nest=(!nest) ? '':'document.'+nest+'.'	
	//alert(n);
	this.css=(n) ? eval(nest+'document.'+obj):eval('document.all.'+obj+'.style')					
   	this.ref=(n) ? eval(nest+'document.'+obj+'.document'):eval('document');		
	this.height=n?this.ref.height:eval(obj+'.offsetHeight')
	this.x=(n)? this.css.left:this.css.pixelLeft;this.y=(n)? this.css.top:this.css.pixelTop;							
	this.hideIt=b_hideIt;	this.showIt=b_showIt; this.vis=b_vis; this.moveIt=b_moveIt											
	return this
	}
}
function b_showIt(){this.css.visibility="visible"}
function b_hideIt(){this.css.visibility="hidden"}
function b_vis(){if(this.css.visibility=="hidden" || this.css.visibility=="hide") return true;}
function b_moveIt(x,y){this.x=x; this.y=y; this.css.left=this.x; this.css.top=this.y}

function init(){
	oTop=new Array()
	oTop[0]=new makeMenu('divsiamo','divMenu')
	oTop[1]=new makeMenu('divcontattarci','divMenu')
	oTop[2]=new makeMenu('divarrivare','divMenu')
	oTop[3]=new makeMenu('divnormative','divMenu')
	oTop[4]=new makeMenu('divattivita','divMenu')
	oTop[5]=new makeMenu('divappalti','divMenu')
	oTop[6]=new makeMenu('divbandi','divMenu')
	oTop[7]=new makeMenu('divassegnatario','divMenu')
	oTop[8]=new makeMenu('divinquilini','divMenu')
	oTop[9]=new makeMenu('divpolizza','divMenu')
	oTop[10]=new makeMenu('divmodulistica','divMenu')
	oTop[11]=new makeMenu('divstatistiche','divMenu')
	oTop[12]=new makeMenu('divconferenze','divMenu')
	
	
	oTop[13]=new makeMenu('divfondo','divMenu')
	
	

	oSub=new Array()
	oSub[0]=new makeMenu('divSubsiamo','divMenu.document.divsiamo')
	oSub[1]=new makeMenu('divSubcontattarci','divMenu.document.divcontattarci')
	oSub[2]=new makeMenu('divSubarrivare','divMenu.document.divarrivare')
	oSub[3]=new makeMenu('divSubnormative','divMenu.document.divnormative')
	oSub[4]=new makeMenu('divSubattivita','divMenu.document.divattivita')
	oSub[5]=new makeMenu('divSubappalti','divMenu.document.divappalti')
	oSub[6]=new makeMenu('divSubbandi','divMenu.document.divbandi')
	oSub[7]=new makeMenu('divSubassegnatario','divMenu.document.divassegnatario')
	oSub[8]=new makeMenu('divSubinquilini','divMenu.document.divinquilini')
	oSub[9]=new makeMenu('divSubpolizza','divMenu.document.divpolizza')
	oSub[10]=new makeMenu('divSubmodulistica','divMenu.document.divmodulistica')
	oSub[11]=new makeMenu('divSubstatistiche','divMenu.document.divstatistiche')
	oSub[12]=new makeMenu('divSubconferenze','divMenu.document.divconferenze')


	for(i=0;i<oSub.length;i++){ oSub[i].hideIt() }
	for(i=1;i<oTop.length;i++){ oTop[i].moveIt(0,oTop[i-1].y+oTop[i-1].height) }
}


function menu(num){
	if(browser){
		if(!stayFolded){
			for(i=0;i<oSub.length;i++){
				if(i!=num){
					oSub[i].hideIt()
					oTop[i].ref["imgA"+i].src=unImg.src
				}
			}
			for(i=1;i<oTop.length;i++){
				oTop[i].moveIt(0,oTop[i-1].y+oTop[i-1].height)
			}
		}
		if(oSub[num].vis()){
			oSub[num].showIt()
			oTop[num].ref["imgA"+num].src=exImg.src
		}else{
			oSub[num].hideIt()
			oTop[num].ref["imgA"+num].src=unImg.src
		}
		if ((num!=2) && (num!=9) && (num!=10) && (num!=11) && (num!=12)){
		for(i=1;i<oTop.length;i++){
			if ((i-1)<oSub.length){
				if(!oSub[i-1].vis()) oTop[i].moveIt(0,oTop[i-1].y+oTop[i-1].height+oSub[i-1].height)
				else oTop[i].moveIt(0,oTop[i-1].y+oTop[i-1].height)
			}
			else{
				oTop[i].moveIt(0,oTop[i-1].y+oTop[i-1].height)
			}
		}
		}
	}
}
//if(browser) onload=init;