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_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_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 MM_findObj(n, d) { //v4.0
  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 && document.getElementById) x=document.getElementById(n); return x;
}

function validEmail(ek){
	if(ek.indexOf("@")==-1)	return false;
	return true;
}

function isEmpty(ek){
	if(ek==null || ek=="") return true;
	return false;
}


function validaform(form){
	for(i=0;i<arObligatoris.length;i++){
		if(isEmpty(eval("form."+arObligatoris[i]+".value"))) 
			return -1;
	}
	for(i=0;i<arEmails.length;i++){ 
		if(!validEmail(eval("form."+arEmails[i]+".value"))) 
			return -2;
	}
	return 0;
}


function ventana(talla,pag,nom){
  aw=screen.availWidth-10;
  switch (talla){
    case 0: //print
			ancho=660;alto=420;
			xc=(aw-ancho)/2;
	carac='status=yes,scrollbars=yes,menubar=yes,toolbar=yes,location=no,directories=no,resizable=no,copyhistory=no,width='+ancho+',height='+alto+',left='+xc+',top=0,screenX='+xc+',screenY=0';
			break;
		default:
			ancho=650;alto=450;
			xc=(aw-ancho)/2;
			carac='status=no,scrollbars=yes,menubar=no,toolbar=yes,location=no,directories=no,resizable=yes,copyhistory=no,width='+ancho+',height='+alto+',left='+xc+',top=0,screenX='+xc+',screenY=0';
			break;
  }
  if(!nom)nom='FINESTRA';
  eval(nom+'=window.open("'+pag+'","'+nom+'","'+carac+'")');
  setTimeout("eval("+nom+".focus())",400);
}


	
  function SwapDivDisplay(o,id){		
		if(o.style.display == 'none'){			
			o.style.display = 'block';
			MM_swapImage("desplegable_"+id,"","../img/li_p_on.gif",1);
			if(blockdiv!=null && blockdiv!=o){
				blockdiv.style.display='none';				
			}
			if(blockid!="") MM_swapImage("desplegable_"+blockid,"","../img/li_p.gif",1);
			blockdiv=o;
			blockid=id;
		}else{
    	o.style.display = 'none';
			MM_swapImage("desplegable_"+id,'',"../img/li_p.gif",1);
		}
  }