// JavaScript Document

function chgImg(id,newImg) {
	document.getElementById(id).src = newImg;
}

function chgSubnav(id,color) {
	document.getElementById(id).style.backgroundColor = color;
}

function chgContent(targetID,newID) {
	document.getElementById(targetID).innerHTML=document.getElementById(newID).innerHTML;
}

function thisYear() {
	thisYear = new Date();
	currYear = thisYear.getFullYear();
	document.write(currYear);
}



// Check Form

function checkForm() {
	var f = document.forms['contactForm'];
	
	if(f.name.value == '') {
		alert('Please specify Name.');
		f.name.focus();
		return false;
	}
	
	if(f.address.value == '') {
		alert('Please specify Address.');
		f.address.focus();
		return false;
	}
	
	if(f.phone.value == '') {
		alert('Please specify Phone.');
		f.phone.focus();
		return false;
	}

	if(f.email.value == '') {
		alert('Please specify E-mail.');
		f.email.focus();
		return false;
	}
	
	if(f.message.value == '') {
		alert('Please specify Message.');
		f.message.focus();
		return false;
	}

	
	var loc = "subscribe.php";
	var container = 'form';
	var params = 'status=' + f.status.value + '&name=' + f.name.value + '&address=' + f.address.value + '&email=' + f.email.value + '&phone=' + f.phone.value + '&message=' + f.message.value;
	new Ajax.Updater(container, loc, { 
		method: 'post',
		parameters: params,
		onLoading: function() {
			container.innerHTML = "Submitting...";
		}
	});
	
	return false;
}