function riga_dentro(nid)
	{
	document.getElementById("tr"+nid).style.backgroundColor="<%=colore_admin_chiaro%>";
	}
function riga_fuori(nid)
	{
	document.getElementById("tr"+nid).style.backgroundColor="<%=colore_admin_scuro%>";
	}	
function riga_dentro_obj(obj)
	{
		riga_dentro_obj_colore( obj , "<%=colore_admin_chiaro%>" );
	}
function riga_fuori_obj(obj)
	{
		riga_fuori_obj_colore( obj , "<%=colore_admin_scuro%>" );	
	}		

function riga_dentro_obj_colore(obj , colore)
	{
		obj.style.backgroundColor = colore ;
	}	
	
function riga_fuori_obj_colore(obj , colore)
	{
		obj.style.backgroundColor = colore;
	}			
	

function maxLengthTextarea(campo,max)
{
	if (document.getElementById(campo).value.length > max) 
	{
	document.getElementById(campo).value = document.getElementById(campo).value.substring(0,max);
	}
}

function onlynum(e)
{
if (e.which)
   {
   if(e.which<48 || e.which>57)
      return false;
   }
else if(e.keyCode)
   {
   if(e.keyCode<48 || e.keyCode>57)
      return false;
   }
return true;
}
function onlynumdecimals(e)
	{
	if (e.which)
	   {
	   if (e.which!=46 && e.which!=8 && (e.which<48 || e.which>57))
	   return false;
	   }
	else if(e.keyCode)
	   {
	   if (e.keyCode!=46 && e.keyCode!=8 && (e.keyCode<48 || e.keyCode>57))
	   return false;
	   }
	return true;
	}
	
function controllo_valuta( campo )	{
	lettere = "0123456789."; 
	punto = ".";
	valore = campo.value; 
	trovato_punto = "no";
	for (i=valore.length-1; i>=0; i--) 
	{
		if ( lettere.indexOf(valore.charAt(i) ) == -1 ) { 
			alert("Inserire solo numeri senza spazi."); 
			return false; 
		} 
		if ( punto.indexOf(valore.charAt(i) ) != -1 ) {
			if ( trovato_punto == "no" ) { 
				trovato_punto = "si";
			} else {
				alert("Inserire solo un punto."); 
				return false; 
			}
		} 		
	}
	return true;
}	

function controllo_numero( campo )	{
	lettere = "0123456789"; 
	valore = campo.value; 
	for (i=0; i<valore.length; i++) 
	{
		if ( lettere.indexOf(valore.charAt(i) ) == -1 ) { 
			alert("Inserire solo numeri senza spazi."); 
			return false; 
		} 
	}
	return true;
}	

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_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 trim(s) {
  while (s.substring(0,1) == ' ') {
    s = s.substring(1,s.length);
  }
  while (s.substring(s.length-1,s.length) == ' ') {
    s = s.substring(0,s.length-1);
  }
  return s;
}
function onlychar(e)
{
if (e.which)
   {
   if (!((e.which>47 && e.which<58) || (e.which>96 && e.which<123) || (e.which==95)))
      return false;
   }
else if(e.keyCode)
   {
   if (!((e.keyCode>47 && e.keyCode<58) || (e.keyCode>96 && e.keyCode<123) || (e.keyCode==95)))
      return false;
   }
return true;
}