// JavaScript Document

function slideBack(cont)
{var i=1;
 while(document.getElementById("prodrel_"+i)!=null)
  i++;

 var tot=i-1;
 
 var px = document.getElementById("blocco_prodotti").style.left;
 if(!px) px=0;
 else px = parseInt(px.substr(0,px.length-2));
 
 if(px<0)
 new Effect.Move(cont, { x: +265, mode: 'relative', duration:0.5 });
}

function slideNext(cont)
{var i=1;
 while(document.getElementById("prodrel_"+i)!=null)
  i++;

 var tot=i-1;
 
 var px = document.getElementById("blocco_prodotti").style.left;
 if(!px) px=0;
 else px = parseInt(px.substr(0,px.length-2));
// alert("px:"+(((tot-1)*265)+px)); 
 //alert("px:"+px+" tot:"+((tot-1)*265));
 if(((tot-2)*265)+px>0)
  new Effect.Move(cont, { x: -265, mode: 'relative', duration:0.5 });
}

function relatedBack(cont)
{
	//alert("relatedBack cont is ["+cont+"]")
	var i=1;
 while(document.getElementById("prodrel_"+i)!=null)
  i++;

 var px = document.getElementById(cont).style.left;
 if(!px) px=0;
 else px = parseInt(px.substr(0,px.length-2));
 
 if(px<0)
 new Effect.Move(cont, { x: +265, mode: 'relative', duration:0.5 });
}

function relatedNext(cont, tot)
{
	//alert("relatedNext cont is ["+cont+"]")
	var i=1;
 while(document.getElementById("prodrel_"+i)!=null)
  i++;

 var px = document.getElementById(cont).style.left;
 if(!px) px=0;
 else px = parseInt(px.substr(0,px.length-2));
// alert("px:"+(((tot-1)*265)+px)); 
 //alert("px:"+px+" tot:"+((tot-1)*265));
 if(((tot-2)*265)+px>0)
  new Effect.Move(cont, { x: -265, mode: 'relative', duration:0.5 });
}