function set_active(id) 
{
	if (id == 'general_questions')
	{
		document.getElementById('general_questions').className = 'radio_btn_selected';
		document.getElementById('employment_opportunities').className = 'radio_btn_not_selected';
	}
	else
	{
		document.getElementById('general_questions').className = 'radio_btn_not_selected';
		document.getElementById('employment_opportunities').className = 'radio_btn_selected';
	}
}