function check_email(e) 
{
	ok = "1234567890qwertyuiop[]asdfghjklzxcvbnm.@-_QWERTYUIOPASDFGHJKLZXCVBNM";
	for(i=0; i < e.length ;i++)
	{
		if(ok.indexOf(e.charAt(i))<0)
		{ 
			return (false);
		}
	} 
	if (document.images) 
	{
		re = /(@.*@)|(\.\.)|(^\.)|(^@)|(@$)|(\.$)|(@\.)/;
		re_two = /^.+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$/;
		if (!e.match(re) && e.match(re_two)) 
		{
			return (-1);		
		} 
	}
}

function check_form(theform) 
{
	//Reset form colors
	var elem = theform.elements;
	for(var i = 0; i < elem.length; i++)
	{
		elem[i].style.backgroundColor = "white";
	}
	
	if(theform.yourname.value=='')
	{
		alert('Sorry! There seems to be a problem.\nPlease can you enter your name.');
		theform.yourname.style.backgroundColor='yellow';
		theform.yourname.focus();
		return false;
	} 
	else 
	{
		if(!check_email(theform.email.value))
		{
			alert('Sorry! There seems to be a problem.\nPlease can you enter a valid e-mail address.');
			theform.email.style.backgroundColor='yellow';
			theform.email.focus();
			return false;
		} 
		else 
		{
			if(theform.yourquestion.value.length < 5) 
			{
				alert('Sorry! There seems to be a problem.\nPlease can you enter your question for Tracey.');
				theform.yourquestion.focus();
				return false;
			} 
			else 
			{
				if(theform.captchatext.value=='') 
				{
					alert('Sorry! There seems to be a problem.\nPlease can you answer the question.');
					theform.captchatext.style.backgroundColor='yellow';
					theform.captchatext.focus();
					return false;
				} 
				else 
				{				
					theform.doit.value='Please Wait...';
					theform.doit.disabled=true;
					return true;
				}
			}
		}
	}
}