function VediTab(id,tab)
	{
		//Azzera tutti i tab
		for (var i=1; i < divtabs.length; i++)
		{
			document.getElementById(divtabs[i][1]).className='tab_button_off';
			document.getElementById(divtabs[i][0]).style.display='none';
			document.getElementById('link1').style.display='none';
			document.getElementById('link2').style.display='none';
		}	
		//Visualizza il tab cliccato
		document.getElementById(id).style.display='block';
		document.getElementById(tab).className='tab_button_on';
		if(id=='tab2'){
			document.getElementById('link2').style.display='block';
			document.getElementById('mappa').style.backgroundImage='url(pictures/pic-sardegna.gif)';
			document.frmMappa.action='sardinia_accommodation_map.asp';
		}
		if(id=='tab1'){
			document.getElementById('link1').style.display='block';
			document.getElementById('mappa').style.backgroundImage='url(pictures/pic-alghero.gif)';
			document.frmMappa.action='alghero_accommodation_map.asp';
		}
	}