function AbrirCentrado(Url,NombreVentana,width,height,extras)
{
    var largo = width;
    var altura = height;
    var adicionales= extras;
    adicionales = 'scrollbars=1,resizable=0';
    //toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0
    var top = (screen.height-altura)/2;
    var izquierda = (screen.width-largo)/2; nuevaVentana=window.open(''+ Url + '',''+ NombreVentana + '','scrollbars=1,width=' + largo + ',height=' + altura + ',top=' + top + ',left=' + izquierda + ',features=' + adicionales + '');
    nuevaVentana.focus();
}

/* rollover funcio del dreamweaver */
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];}
}

/*
*	nospam function, posar eun mailto sense extriure'l pel robots de spam
*	exemple:<a href="javascript:nospam('xavi','avellanadigital.com')">conecta'm</a>
*/
function nospam(name,domain)
{ 
	window.location = 'mailto:' + name + '@' + domain; 
}


function hideFlash()
{
    var allPageTags=document.getElementsByTagName("div");
 
    for (i=0; i<allPageTags.length; i++)
    {
    	if (allPageTags[i].className=='message' || allPageTags[i].className=='messageOK' || allPageTags[i].className=='messageFALSE')
    	{
    		allPageTags[i].style.display='none'; 
    	}
    }
}


function obret(pagina,ample,alt,scroll,finestrapagina,resize)
{	
	if (scroll=="si")d=1;
	if (scroll=="no")d=0;
	if (scroll=="")d=0;
	
	if (resize=="si")resize=1;
	if (resize=="no")resize=0;
	if (resize=="")resize=0;
	
	LeftPosition = (screen.width) ? (screen.width-ample)/2 : 0;
	TopPosition = (screen.height) ? (screen.height-alt)/2 : 0;

	settings='width='+ample+',height='+alt+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+d+',location=no,directories=no,status=no,menubar=no,toolbar=no,resizable='+resize;
	win=window.open(pagina,finestrapagina,settings);
	//Focus de la finestra
	win.focus();
}



// Obre la Foto al tamany exacte
var titulopordefecto = "Imatge ampliada";
var ventana;
var cont=0;

function ampliaFoto(imatge,titulo)
{
	if(cont==1)
	{
		ventana.close();
		ventana=null;
	}
	
	if(titulo==null) titulo = titulopordefecto;

	ventana=window.open('','ventana','resizable=yes,scrollbars=no')
	ventana.document.write('<html><head><title>' + titulo + '</title></head><body style="overflow:hidden" marginwidth="0" marginheight="0" topmargin="0" bottommargin="0" leftmargin="0" rightmargin="0" scroll="no" onUnload="opener.cont=0"><a href="#tancar" onClick="window.close();"><img border=0 alt="Tancar finestra" src="' + imatge + '" onLoad="opener.redimensionar(this.width, this.height)"></a>');
	ventana.document.close();
	cont++;
}

function redimensionar(ancho, alto)
{
	ventana.resizeTo(ancho+12,alto+28);
	//centra la ventana. Eliminar si no se quiere centrar el popup
	ventana.moveTo((screen.width-ancho)/2,(screen.height-alto)/2);
}
// -------------------------------------------------------------------------------
