// Leonardo Pieraccioni

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_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_showHideLayers() 
{ 

	//v2.0
    var i, visStr, args, theObj;
  	args = MM_showHideLayers.arguments;
  			
  	for (i=0; i<(args.length-2); i+=3) 
  	{ 
  		//with arg triples (objNS,objIE,visStr)
    	visStr   = args[i+2];
    	if (navigator.appName == 'Netscape' && document.layers != null) 
    	{
      		theObj = eval(args[i]);
		    if (theObj) theObj.visibility = visStr;
	    } 
	    else if (document.all != null) 
	    { 
	    	//IE
      		if (visStr == 'show') 
      			visStr = 'visible'; //convert vals
		    if (visStr == 'hide') 
		    	visStr = 'hidden';
      		
      		theObj = eval(args[i+1]);
      		if (theObj) 
      			theObj.style.visibility = visStr;
  		} 
  		
  	}
}


function MM_findObj(n, d)
{
	//v3.0


	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);

  	return x;

}

function showOneLayer(nomeDelLayer)
{

	var showHide = new Array(14);
	
	for (j=0; j<=14; j++)
		showHide[j] = 'hide';

	switch (nomeDelLayer)
	{
		case 'Layer1':
			showHide[0] = 'show';
			break;
		case 'Layer2':
			showHide[1] = 'show';
			break;
		case 'Layer3':
			showHide[2] = 'show';
			break;
		case 'Layer4':
			showHide[3] = 'show';
			break;
		case 'Layer5':
			showHide[4] = 'show';
			break;
		case 'Layer6':
			showHide[5] = 'show';
			break;
		case 'Layer7':
			showHide[6] = 'show';
			break;
		case 'Layer8':
			showHide[7] = 'show';
			break;
		case 'Layer9':
			showHide[8] = 'show';
			break;
		case 'Layer10':
			showHide[9] = 'show';
			break;
		case 'Layer11':
			showHide[10] = 'show';
			break;
		case 'Layer12':
			showHide[11] = 'show';
			break;
		case 'Layer13':
			showHide[12] = 'show';
			break;												
		case 'Layer14':
			showHide[13] = 'show';
			break;
		case 'Layer15':
			showHide[14] = 'show';
			break;
	}

	MM_showHideLayers( 'parent.frames[\'centrale\'].document.layers[\'Layer1\']',
					   'parent.frames[\'centrale\'].document.all[\'Layer1\']',
					   showHide[0],
					   'parent.frames[\'centrale\'].document.layers[\'Layer2\']',
					   'parent.frames[\'centrale\'].document.all[\'Layer2\']',
					   showHide[1],
					   'parent.frames[\'centrale\'].document.layers[\'Layer3\']',
					   'parent.frames[\'centrale\'].document.all[\'Layer3\']',
					   showHide[2],
					   'parent.frames[\'centrale\'].document.layers[\'Layer4\']',
					   'parent.frames[\'centrale\'].document.all[\'Layer4\']',
					   showHide[3],
					   'parent.frames[\'centrale\'].document.layers[\'Layer5\']',
					   'parent.frames[\'centrale\'].document.all[\'Layer5\']',
					   showHide[4],
					   'parent.frames[\'centrale\'].document.layers[\'Layer6\']',
					   'parent.frames[\'centrale\'].document.all[\'Layer6\']',
					   showHide[5],
					   'parent.frames[\'centrale\'].document.layers[\'Layer7\']',
					   'parent.frames[\'centrale\'].document.all[\'Layer7\']',
					   showHide[6],
					   'parent.frames[\'centrale\'].document.layers[\'Layer8\']',
					   'parent.frames[\'centrale\'].document.all[\'Layer8\']',
					   showHide[7],
					   'parent.frames[\'centrale\'].document.layers[\'Layer9\']',
					   'parent.frames[\'centrale\'].document.all[\'Layer9\']',
					   showHide[8],
					   'parent.frames[\'centrale\'].document.layers[\'Layer10\']',
					   'parent.frames[\'centrale\'].document.all[\'Layer10\']',
					   showHide[9],
					   'parent.frames[\'centrale\'].document.layers[\'Layer11\']',
					   'parent.frames[\'centrale\'].document.all[\'Layer11\']',
					   showHide[10],
					   'parent.frames[\'centrale\'].document.layers[\'Layer12\']',
					   'parent.frames[\'centrale\'].document.all[\'Layer12\']',
					   showHide[11],
					   'parent.frames[\'centrale\'].document.layers[\'Layer13\']',
					   'parent.frames[\'centrale\'].document.all[\'Layer13\']',
					   showHide[12],
					   'parent.frames[\'centrale\'].document.layers[\'Layer14\']',
					   'parent.frames[\'centrale\'].document.all[\'Layer14\']',
					   showHide[13],
					   'parent.frames[\'centrale\'].document.layers[\'Layer15\']',
					   'parent.frames[\'centrale\'].document.all[\'Layer15\']',
					   showHide[14]
					   
					      
					   
					   
					    ) ;
					   
}


function libro() 
{
	
	var indirizzo, indirizzo2;

	// procede al caricamento del layer indicato nell'URL
	indirizzo = parent.document.location+"";
	indirizzo2 = document.location+"";
	
	if (indirizzo.indexOf("l1a",0)>-1 || indirizzo2.indexOf("l1a",0)>-1) 
	{
		showOneLayer('Layer1');
	}
	if (indirizzo.indexOf("l2a",0)>-1 || indirizzo2.indexOf("l2a",0)>-1) 
	{
		showOneLayer('Layer2');
	}
	if (indirizzo.indexOf("l3a",0)>-1 || indirizzo2.indexOf("l3a",0)>-1) 
	{
		showOneLayer('Layer3');
	}
	if (indirizzo.indexOf("l4a",0)>-1 || indirizzo2.indexOf("l4a",0)>-1) 
	{
		showOneLayer('Layer4');
	}
	if (indirizzo.indexOf("l5a",0)>-1 || indirizzo2.indexOf("l5a",0)>-1) 
	{
		showOneLayer('Layer5');
	}
	if (indirizzo.indexOf("l6a",0)>-1 || indirizzo2.indexOf("l6a",0)>-1) 
	{
		showOneLayer('Layer6');
	}
	if (indirizzo.indexOf("l7a",0)>-1 || indirizzo2.indexOf("l7a",0)>-1) 
	{
		showOneLayer('Layer7');
	}
	if (indirizzo.indexOf("l8a",0)>-1 || indirizzo2.indexOf("l8a",0)>-1) 
	{
		showOneLayer('Layer8');
	}
	if (indirizzo.indexOf("l9a",0)>-1 || indirizzo2.indexOf("l9a",0)>-1) 
	{
		showOneLayer('Layer9');
	}
	if (indirizzo.indexOf("l10a",0)>-1 || indirizzo2.indexOf("l10a",0)>-1) 
	{
		showOneLayer('Layer10');
	}
	if (indirizzo.indexOf("l11a",0)>-1 || indirizzo2.indexOf("l11a",0)>-1) 
	{
		showOneLayer('Layer11');
	}
	
		if (indirizzo.indexOf("l12a",0)>-1 || indirizzo2.indexOf("l12a",0)>-1) 
	{
		showOneLayer('Layer12');
	}
		if (indirizzo.indexOf("l13a",0)>-1 || indirizzo2.indexOf("l13a",0)>-1) 
	{
		showOneLayer('Layer13');
	}
	
		if (indirizzo.indexOf("l14a",0)>-1 || indirizzo2.indexOf("l14a",0)>-1) 
	{
		showOneLayer('Layer14');
	}
	
		if (indirizzo.indexOf("l15a",0)>-1 || indirizzo2.indexOf("l15a",0)>-1) 
	{
		showOneLayer('Layer15');
	}







}