function cerca()
{
 f=document.fcerca;
 if(f.appl.selectedIndex)
  f.submit();
}

function over(i)
{
 if(document.images)
  if(document.images[i])
   document.images[i].src="img/"+i+"-s.gif";
}

function out(i)
{
 if(document.images)
  if(document.images[i])
   document.images[i].src="img/"+i+".gif";
}

function over2(n,i)
{
 if(document.images)
  if(document.images[n])
   document.images[n].src="img/"+i+".gif";
}

function out2(n,i)
{
 if(document.images)
  if(document.images[n])
   document.images[n].src="img/"+i+".gif";
}

function preload()
{
 if(document.images)
  for(n=0; n<document.images.length; n++)
   if(document.images[n].name)
   {
    i=new Image();
    src=document.images[n].src;
    i.src=src.substring(0,src.length-4)+"-s.gif";
   }
}

function winopen(cod,w,h,title){
h=h+50;
w=w+50;
//return !window.open(cod,'zoom','width=' + w + ',height=' + h + ',screenX=10,screenY=10,top=10,left=10,directories=no,menubar=no,scrollbars=yes,status=no,toobar=no');
return !window.open("zoom.php?cod="+cod+"&title="+title,'zoom','width=' + w + ',height=' + h + ',screenX=10,screenY=10,top=10,left=10,directories=no,menubar=no,scrollbars=yes,status=no,toobar=no');

}

function zoom(url,w,h){
h=h+50;
w=w+50;
//return !window.open(cod,'zoom','width=' + w + ',height=' + h + ',screenX=10,screenY=10,top=10,left=10,directories=no,menubar=no,scrollbars=yes,status=no,toobar=no');
return !window.open(url,'zoom','width=' + w + ',height=' + h + ',screenX=10,screenY=10,top=10,left=10,directories=no,menubar=no,scrollbars=no,status=no,toobar=no');

}