var start=0;
var curIndex=1;
var numImg=2;
var end=3;

function avanti_fil(){
		if (curIndex==end) curIndex=start;
		if (curIndex==numImg)curIndex=start;{
			curIndex=curIndex+1;
			document.getElementById('img').src='_img/gallery_filosofia/'+curIndex+'.jpg'; 
		}
}
function indietro_fil(){
		if (curIndex==start) curIndex=end;
		if (curIndex==1) curIndex=end;{
			curIndex=curIndex-1;
			document.getElementById('img').src='_img/gallery_filosofia/'+curIndex+'.jpg';
		}
}

function changeImg(imgId,newSrc){
		document.getElementById(imgId).src = newSrc;
}

var startFot=0;
var curIndexFot=1;
var numImgFot=9;
var endFot=10;

function avanti_fot(){
		if (curIndexFot==endFot) curIndexFot=startFot;
		if (curIndexFot==numImgFot)curIndexFot=startFot;{
			curIndexFot=curIndexFot+1;
			document.getElementById('img').src='_img/gallery_fotografia/'+curIndexFot+'.jpg'; 
		}
}
function indietro_fot(){
		if (curIndexFot==startFot) curIndexFot=endFot;
		if (curIndexFot==1) curIndexFot=endFot;{
			curIndexFot=curIndexFot-1;
			document.getElementById('img').src='_img/gallery_fotografia/'+curIndexFot+'.jpg';
		}
}

var startAde=0;
var curIndexAde=1;
var numImgAde=6;
var endAde=7;

function avanti_ade(){
		if (curIndexAde==endAde) curIndexAde=startAde;
		if (curIndexAde==numImgAde)curIndexAde=startAde;{
			curIndexAde=curIndexAde+1;
			document.getElementById('img').src='_img/gallery_adesivi/'+curIndexAde+'.jpg'; 
		}
}
function indietro_ade(){
		if (curIndexAde==startAde) curIndexAde=endAde;
		if (curIndexAde==1) curIndexAde=endAde;{
			curIndexAde=curIndexAde-1;
			document.getElementById('img').src='_img/gallery_adesivi/'+curIndexAde+'.jpg';
		}
}

var startGad=0;
var curIndexGad=1;
var numImgGad=4;
var endGad=5;

function avanti_gad(){
		if (curIndexGad==endGad) curIndexGad=startGad;
		if (curIndexGad==numImgGad)curIndexGad=startGad;{
			curIndexGad=curIndexGad+1;
			document.getElementById('img').src='_img/gallery_gadgets/'+curIndexGad+'.jpg'; 
		}
}
function indietro_gad(){
		if (curIndexGad==startGad) curIndexGad=endGad;
		if (curIndexGad==1) curIndexGad=endGad;{
			curIndexGad=curIndexGad-1;
			document.getElementById('img').src='_img/gallery_gadgets/'+curIndexGad+'.jpg';
		}
}

var startCoo=0;
var curIndexCoo=1;
var numImgCoo=5;
var endCoo=6;

function avanti_coo(){
		if (curIndexCoo==endCoo) curIndexCoo=startCoo;
		if (curIndexCoo==numImgCoo)curIndexCoo=startCoo;{
			curIndexCoo=curIndexCoo+1;
			document.getElementById('img').src='_img/gallery_grafica_coordinate/'+curIndexCoo+'.gif'; 
		}
}
function indietro_coo(){
		if (curIndexCoo==startCoo) curIndexCoo=endCoo;
		if (curIndexCoo==1) curIndexCoo=endCoo;{
			curIndexCoo=curIndexCoo-1;
			document.getElementById('img').src='_img/gallery_grafica_coordinate/'+curIndexCoo+'.gif';
		}
}

var startMar=0;
var curIndexMar=1;
var numImgMar=13;
var endMar=14;

function avanti_mar(){
		if (curIndexMar==endMar) curIndexMar=startMar;
		if (curIndexMar==numImgMar)curIndexMar=startMar;{
			curIndexMar=curIndexMar+1;
			document.getElementById('img').src='_img/gallery_grafica_marchi/'+curIndexMar+'.jpg'; 
		}
}
function indietro_mar(){
		if (curIndexMar==startMar) curIndexMar=endMar;
		if (curIndexMar==1) curIndexMar=endMar;{
			curIndexMar=curIndexMar-1;
			document.getElementById('img').src='_img/gallery_grafica_marchi/'+curIndexMar+'.jpg';
		}
}

var startConf=0;
var curIndexConf=1;
var numImgConf=2;
var endConf=3;

function avanti_conf(){
		if (curIndexConf==endConf) curIndexConf=startConf;
		if (curIndexConf==numImgConf)curIndexConf=startConf;{
			curIndexConf=curIndexConf+1;
			document.getElementById('img').src='_img/gallery_grafica_confezioni/'+curIndexConf+'.jpg'; 
		}
}
function indietro_conf(){
		if (curIndexConf==startConf) curIndexConf=endConf;
		if (curIndexConf==1) curIndexConf=endConf;{
			curIndexConf=curIndexConf-1;
			document.getElementById('img').src='_img/gallery_grafica_confezioni/'+curIndexConf+'.jpg';
		}
}