// Preload navigation rollovers
var nav_home_off = new Image();
nav_home_off.src = 'images/nav_home_off.gif';

var nav_home_on = new Image();
nav_home_on.src = 'images/nav_home_on.gif';

var nav_facilities_off = new Image();
nav_facilities_off.src = 'images/nav_facilities_off.gif';

var nav_facilities_on = new Image();
nav_facilities_on.src = 'images/nav_facilities_on.gif';

var nav_caves_off = new Image();
nav_caves_off.src = 'images/nav_caves_off.gif';

var nav_caves_on = new Image();
nav_caves_on.src = 'images/nav_caves_on.gif';

var nav_contacts_off = new Image();
nav_contacts_off.src = 'images/nav_contacts_off.gif';

var nav_contacts_on = new Image();
nav_contacts_on.src = 'images/nav_contacts_on.gif';

var nav_activities_off = new Image();
nav_activities_off.src = 'images/nav_activities_off.gif';

var nav_activities_on = new Image();
nav_activities_on.src = 'images/nav_activities_on.gif';

var nav_salons_off = new Image();
nav_salons_off.src = 'images/nav_salons_off.gif';

var nav_salons_on = new Image();
nav_salons_on.src = 'images/nav_salons_on.gif';

var nav_vendors_off = new Image();
nav_vendors_off.src = 'images/nav_vendors_off.gif';

var nav_vendors_on = new Image();
nav_vendors_on.src = 'images/nav_vendors_on.gif';


var navPrefix = 'nav_';

function rollOver(id) {
	document.images[id].src = eval(id + '_on.src');
}

function rollOut(id) {
	document.images[id].src = eval(id + '_off.src');
}

function rollNavOver(id) {
	rollOver(navPrefix + id);
}

function rollNavOut(id) {
	rollOut(navPrefix + id);
}

//for volunteer value form
function checkifyes(){
	var temp = '';
	if ((document.form3.mileage.value != '') && (document.form3.mileage.value != 'N/A')){
		temp = document.form3.mileage.value
	}
	if (document.form3.driver_or_rider.options[document.form3.driver_or_rider.selectedIndex].value =='Yes'){
		//alert("Hello World!")
		document.form3.mileage.disabled=false
		document.form3.mileage.value=temp

	}
	else {
		document.form3.mileage.disabled=true
		document.form3.mileage.value='N/A'
	}
}
function checkifnew(){
	var temp = '';
	if (document.form3.new_title.value.length > 0){
		temp = document.form3.new_title.value
	}
	else{
		temp='N/A'
	}
	if (document.form3.project.options[document.form3.project.selectedIndex].value =='Ongoing'){
		document.form3.old_title.disabled=false
		document.form3.new_title.disabled=true
		if (document.form3.new_title.value == ''){
			temp='N/A';
		}
		document.form3.new_title.value=temp	

	}
	else {
		if (document.form3.new_title.value == 'N/A'){
			temp='';
		}
		document.form3.old_title.disabled=true	
		document.form3.new_title.disabled=false
		document.form3.new_title.value=temp	
	}
}