function preview(ruta,x,y)
{
x=100;
	y=100;
	t=(screen.height-y)/2;
	l=(screen.width-x)/2;
	win=window.open('preview.php?src='+ruta,'preview','status=yes,scrollbars=no,left='+l+',top='+t+',width='+x+',height='+y);


}
function download(ruta)
{
w=window.open(ruta,'download_win','width=300,height=10,top=20,left=20,status=yes,scrollbars=yes,resizable=yes,menubar=yes');
w.focus();
}
function obre_trailer(ruta)
{
	if(ruta!="")
	{
		h=screen.height;
		w=screen.width;
		x=w-80;
		y=h-80;
		t=(h-y)/2;
		l=(w-x)/2;

		win=window.open(ruta,'preview','status=yes,scrollbars=yes,menubar=yes, resizable=yes,left='+l+',top='+t+',width='+x+',height='+y);
	}
}
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
function linc(enllac,linc)
{
	if(enllac!='')
	{
		window.open(enllac);
	}
	else
	{
		document.location=linc;
	}
}
function canvia_imatge(sr,mida)
{
		document.getElementById("imatge_prin").innerHTML="<img src='foto.php?src="+sr+"&width="+mida+"' onclick='javascript:preview(\""+sr+"\")'>";
}
var last_id= false;
function over_menu(obj,id_men)
{
	obj.className='overb';
	if(last_id)
	{
		document.getElementById("menu_"+last_id).style.display="none";
	}
	document.getElementById("menu_"+id_men).style.display="block";
	last_id=id_men;
}
function out_menu(obj,id_men)
{
	obj.className='outb';
}