press = {};

press.checkSubmit = function()
{
	if(document.getElementById('to').value == "null")
	{
		alert('You haven\'t said who your query is for!');
		document.getElementById('to').focus();
		return false;
	}
	else if(document.getElementById('name').value == "")
	{
		alert('You haven\'t provided your name!');
		document.getElementById('name').focus();
		return false;
	}
	else if(document.getElementById('email').value == "")
	{
		alert('You haven\'t provided your email address!');
		document.getElementById('email').focus();
		return false;
	}
	else if(document.getElementById('subject').value == "")	
	{
		alert('You haven\'t provided a subject!');
		document.getElementById('subject').focus();
		return false;
	}
	else if(document.getElementById('message').value == "")
	{
		alert('You haven\'t provided a message!');
		document.getElementById('message').focus();
		return false;
	}
	else if(document.getElementById('captcha_code').value == "")
	{
		alert('You haven\'t typed in the captcha text!');
		document.getElementById('captcha_code').focus();
		return false;
	}
	else 
	{
		document.getElementById('submit').disabled = true;
		return true;	
	}
};

press.refreshCaptcha = function()
{	
	document.getElementById('captcha').src = 'securimage_show.php?' + Math.random();
	return false;
}