var tot = 52;
var num = Math.ceil(Math.random() * tot);

function showBanner(num){

  var w = "728";
  var h = "90";

  switch(num){

  	case 2:
  	case 32:
  	case 33:

		var nome = "M&M";
		var zaid_or = '13504525C740621760';
		break;

  	case 17:
  	case 34:
  	case 35:

   		var nome = "TIM";
		var zaid_or = '15664805C659329816';
		break;

  	case 16:
  	case 18:
  	case 46:
  		var nome = "TIM2";
		var zaid_or = '16830310C1079676543';
		break;

  	case 21:
  	case 6:

  		var nome = "Jamba Pool";
  		var trid_or = 'type(iframe)pool(182702)a(968066)';
  		break;


  	case 7:
  	case 11:
  	case 13:
  	case 5:

  		var nome = "jamba big";
  		var h = "300";
  		var trid_or = 'type(iframe)g(993753)a(968066)';
  		break;


  	case 8:
    case 22:
    case 24:
    case 47:
    case 48:
    case 49:

    	var nome = "Fastweb";
    	frame_or = true;
    	var m1 = '<iframe src="http://www.kalauras.it/include/msn_728x90.php" framespacing="0" frameborder="no" scrolling="no" width="728" height="90" allowtransparency="true"></iframe>';
    	break;


  	case 10:
  	case 9:
  	case 4:
  	case 23:

  		var nome = "Tiscali";
  		var zaid_or = '13504535C646235488';
  		break;

  	case 25:	 	case 36:     	case 38:	 	case 39:     	case 41:
   	case 28:  	case 43:   	case 29:  	case 14:  	case 15:       	case 19:	 	case 26:   	case 27:  	case 42: 		case 45:
   	case 40:		case 50:    	case 3:   	case 37:		case 44:
	case 52:	case 20:	case 12:  	case 30:	 	case 31:


		var nome = "Altro Pool";
		frame_or = true;
		var trid_or = 'type(iframe)pool(182704)a(968066)';
		break;


  	case 1:
  	case 51:

  		var nome = "Adotta un bambino a distanza";
  		var zaid_or = '4568070C1390658370';
  		break;

  }

  	if(trid_or){
		trid_or += new String (Math.random()).substring (2, 11);
		document.write('<iframe src="http://impit.tradedoubler.com/imp?'+trid_or+'" width="'+w+'" height="'+h+'" frameborder="0" border="0" marginwidth="0" marginheight="0" scrolling="no"></iframe>');
		trid_or = false;
	}
	else if (zaid_or){
		document.write('<a href="http://ad.zanox.com/ppc/?'+zaid_or+'T"><img src="http://ad.zanox.com/ppv/?'+zaid_or+'" align="bottom" width="'+w+'" height="'+h+'" border="0" hspace="1" alt="'+nome+'"></a>');
		zaid_or = false;
	}
	else
		document.write(m1);

  return nome;

}


if (window.location.pathname == "/pan/TestADV.php")
	for (i = 1; i <= tot; i++){
		var n = showBanner(i);
		document.write('<br />'+i+' - '+n+'<br /><br />');
	}
else
	showBanner(num);