// ======================================================
// Rollover Functions
// ======================================================

	function doubleImage(src1, src2, src3, txt)
	{
		// immagine MouseOut
		this.img1 = new Image();
		this.img1.src = src1;

		// immagine mouseOver
		this.img2 = new Image();
		this.img2.src = src2;

		// immagine Selected
		this.img3 = new Image();
		this.img3.src = src3;

		this.txt = txt;  // testo in basso
		this.sel = false; // immagine Selected ?
	}

	browserName=navigator.appName.substring(0,8);
	browserVer=parseFloat(navigator.appVersion);

	version=0;
	if ((browserName=="Netscape")&&(browserVer>=3)) version=1;
	if ((browserName=="Microsof")&&(browserVer>=4)) version=1;

	li=new Array(13); // numero di immagini definite

	if (version) {
		// ===      immagine MouseOut,  immagine mouseOver,   immagine Selected,     testo in basso
		li[1]=new doubleImage("../ImgHome/interni1.gif", "../ImgHome/interni2.gif", "../ImgHome/interni2.gif", "interni");
		li[2]=new doubleImage("../ImgHome/industrial1.gif", "../ImgHome/industrial2.gif", "../ImgHome/industrial2.gif", "industrial");
		li[3]=new doubleImage("../ImgHome/arte1.gif", "../ImgHome/arte2.gif", "../ImgHome/arte2.gif", "arte");
		li[4]=new doubleImage("../ImgHome/fashion1.gif", "../ImgHome/fashion2.gif", "../ImgHome/fashion2.gif", "fashion");
		li[5]=new doubleImage("../ImgHome/art-m1.gif", "../ImgHome/art-m2.gif", "../ImgHome/art-m2.gif", "art-marketing");
		li[6]=new doubleImage("../ImgHome/allestimenti1.gif", "../ImgHome/allestimenti2.gif", "../ImgHome/allestimenti2.gif", "allestimenti");
		li[7]=new doubleImage("../ImgHome/grafica1.gif", "../ImgHome/grafica2.gif", "../ImgHome/grafica2.gif", "grafica");
		li[8]=new doubleImage("../ImgHome/ChiSiamo1.jpg", "../ImgHome/ChiSiamo2.jpg", "../ImgHome/ChiSiamo2.jpg", "chi siamo");
		li[9]=new doubleImage("../ImgHome/Press1.jpg", "../ImgHome/Press2.jpg", "../ImgHome/Press2.jpg", "press");
		li[10]=new doubleImage("../ImgHome/News1.jpg", "../ImgHome/News2.jpg", "../ImgHome/News2.jpg", "news");
		li[11]=new doubleImage("../ImgHome/Contatti1.jpg", "../ImgHome/Contatti2.jpg", "../ImgHome/Contatti2.jpg", "contatti");
		li[12]=new doubleImage("../ImgHome/Clienti1.jpg", "../ImgHome/Clienti2.jpg", "../ImgHome/Clienti2.jpg", "clienti");
		li[13]=new doubleImage("../ImgHome/Link1.jpg", "../ImgHome/Link2.jpg", "../ImgHome/Link2.jpg", "link");
	}

	function validnum(n) {
		return((n>=1)&&(n<=li.length));
	}

	function DeselectAll() {
		for (var i=1; i<li.length; i++) {document.images["Image"+i].src=li[i].img1.src;}
		/* for (var i=1; i<li.length; i++){
			if (li[i].sel) {document.images["Image"+i].src=li[i].img1.src;}
			li[i].sel = false;
		}*/
	}

	function msover(n) {
		if (version && validnum(n)) {
			DeselectAll();
			if (li[n].sel) {document.images["Image"+n].src=li[n].img3.src;}
			else {document.images["Image"+n].src=li[n].img2.src;}
			window.status=li[n].txt;
			ShowMenuDiv(n);
		}
	}
	 
	function msout(n) {
		if (version && validnum(n)) {
			if (li[n].sel) {document.images["Image"+n].src=li[n].img3.src;}
			else {document.images["Image"+n].src=li[n].img1.src;}
			window.status="";
		}
	}
	 
	function mouseClick(n) {
		if (version && validnum(n)) {
			DeselectAll();
			document.images["Image"+n].src=li[n].img3.src;
			li[n].sel = true;
			window.status="";
		}
	}

	function ShowMenuDiv(n) {
		if (n == 1) {document.getElementById('menuCat').innerHTML=document.getElementById('menu_interni').innerHTML;}
		if (n == 2) {document.getElementById('menuCat').innerHTML=document.getElementById('menu_industrial').innerHTML;}
		if (n == 3) {document.getElementById('menuCat').innerHTML=document.getElementById('menu_arte').innerHTML;}
		if (n == 4) {document.getElementById('menuCat').innerHTML=document.getElementById('menu_fashion').innerHTML;}
		if (n == 5) {document.getElementById('menuCat').innerHTML=document.getElementById('menu_marketing').innerHTML;}
		if (n == 6) {document.getElementById('menuCat').innerHTML=document.getElementById('menu_allestimenti').innerHTML;}
		if (n == 7) {document.getElementById('menuCat').innerHTML=document.getElementById('menu_grafica').innerHTML;}
		if (n > 7) {document.getElementById('menuCat').innerHTML="&nbsp;"}
	}

// ======================================================