function swapImage(id,state){
		document.getElementById(id).style.backgroundImage = 'url(/images/navigation/'+id+state+'.gif)';
	}
	function swapTab(id,state){
		document.getElementById(id).src = '/images/navigation/'+id+state+'.gif';
	}

	pic1= new Image; 
	pic1.src="/images/navigation/nav_home_0.gif"; 
	pic2= new Image; 
	pic2.src="/images/navigation/nav_exclusives_1.gif"; 
	pic3= new Image; 
	pic3.src="/images/navigation/nav_latedeals_1.gif"; 
	pic4= new Image; 
	pic4.src="/images/navigation/nav_tailormade_1.gif"; 
	pic4= new Image; 
	pic4.src="/images/navigation/nav_specialoffers_1.gif"; 
	
	// Check the form before submitting
	function check_emailForm(fId)
	{
		var eTxt = "";
		if(fId.email_name.value.length<=1 || fId.email_name.value=="Name")
		{ eTxt = eTxt + "\n- Your Name is required   "; }
			
		if(fId.email_address.value.indexOf("@")<1 || fId.email_address.value.indexOf(".")<1 )
		{ eTxt = eTxt + "\n- A valid email address is required   "; }
		
		if(eTxt=="")
		{ return true; }
		else
		{ alert("To receive email updates:\n" + eTxt); return false; }
	}

	function checkContactForm(fId)
	{
		if(fId.title.value == "")
		{ alert("Please enter a title"); fId.title.focus(); return false; }
		else if(fId.firstname.value == "")
		{ alert("Please enter a firstname"); fId.firstname.focus(); return false; }
		else if(fId.surname.value == "")
		{ alert("Please enter a surname"); fId.surname.focus(); return false; }
		else if(fId.email.value == "")
		{ alert("Please enter an email address"); fId.email.focus(); return false; }
		else if(fId.telephone.value == "")
		{ alert("Please enter a telephone number"); fId.telephone.focus(); return false; }
		else if(fId.dep_airport.value == "")
		{ alert("Please enter a departure airport"); fId.dep_airport.focus(); return false; }
		else if(fId.contactmethod.selectedIndex == 0)
		{ alert("Please enter a contact method"); fId.contactmethod.focus(); return false; }
		else
		{ return true; }
	}

	function showCAges() {
		var cCount = 0, cMax = 9;		// Child count, max child count
		
		cCount = document.getElementById('num_child').value;
			
		if (cCount > 0) { 
			for (i=1; i<=cMax; i++) { 
				if (i <= cCount) { document.getElementById('child' + i).style.display = 'block'; } else { document.getElementById('child' + i).style.display = 'none'; }
			}
			//document.getElementById('childAges').style.display = 'block'
		} else { 
			for (i=1; i<=cMax; i++) { 
				document.getElementById('child' + i).style.display = 'none'; 
			} 
			//document.getElementById('childAges').style.display = 'none'
		}
	}