function validate_form()	{
	if (document.getElementById('msg') != null) {
		document.getElementById('msg').innerHTML = '';
	}
	
	var error = '';
	if(document.contact_form.name.value == '') error = '<p>Please enter your name<\/p>';
	if(document.contact_form.email1.value == '') error += '<p>Please enter your email address<\/p>';	
	if(document.contact_form.email2.value == '') error += '<p>Please confirm your email address<\/p>';	
	if(document.contact_form.email1.value != document.contact_form.email2.value) error += '<p>The two email addresses do not match<\/p>';	
	if(document.contact_form.subject.value == '') error += '<p>A subject is required<\/p>';
	if(document.contact_form.message.value == '') error += '<p>A message is required<\/p>';
	if(document.contact_form.captcha_code.value == '') error += '<p>You forgot to enter the captcha<\/p>';	
	
	if(error == '') {
		document.getElementById('msg').innerHTML = '<h2>Processing Form<\/h2><p>Please be patient; it may take a few seconds to a few minutes, depending on whether or not you were uploading files.<\/p><p><strong>DO NOT CLOSE THIS WINDOW<\/strong> until you see a confirmation message, or your email may not be sent!<\/p>';
		document.forms["contact_form"].submit();
	}	else	{	
		document.getElementById('msg').innerHTML = '<h2>Missing information!<\/h2>'+error;
  	}
 }

function clear_msg()	{
	if (document.getElementById('msg') != null) {
		document.getElementById('msg').innerHTML = '';
	}
}