function case_knowledge_external(product) {
	if (product == 'IDEA') {
		document.getElementById('case_knowledge_search').style.display = 'none';
		document.getElementById('externalsupport').innerHTML = 'For IDEA articles, please login <a href="http://ideasupport.caseware.com" target="_blank">here</a>';				
	}
	else if (product == 'OE') {
		document.getElementById('case_knowledge_search').style.display = 'none';
		document.getElementById('externalsupport').innerHTML = 'For OpenEngagement articles, please visit <a href="http://www.openengagement.com" target="_blank">openengagement.com</a>';	
	}
	else {
		document.getElementById('case_knowledge_search').style.display = 'block';
		document.getElementById('externalsupport').innerHTML = '';
	}
}