function confirmValid() 
{
	document.feedback_form.resolution.value = screen.Width + " x " + screen.Height;

	if(document.feedback_form.your_name.value == "") { alert('Please enter your Name'); feedback_form.your_name.focus(); return false; }
	else if (document.feedback_form.companyname.value == "") { alert('Please enter your Company Name'); feedback_form.companyname.focus(); return false; }
	else if (document.feedback_form.country.value == "") { alert('Please select your Country'); feedback_form.country.focus(); return false; }
	else if (document.feedback_form.emailaddress.value == "") { alert('Please enter your E-mail Address'); feedback_form.emailaddress.focus(); return false; }
	else if ((document.feedback_form.emailaddress.value).indexOf("@")==-1 || (document.feedback_form.emailaddress.value).indexOf("@")==0){ alert('Please enter a valid e-mail address'); feedback_form.emailaddress.select(); return false; }
	else if (document.feedback_form.comments.value == "") { alert('Please enter your Query / Feedback'); feedback_form.comments.focus(); return false; }
	else if (document.feedback_form.canusefeedback[2].checked) { alert('Please choose Yes or No regarding our use of your query/feedback'); return false; }
	return true;
}