//update compare	
function updateCompare() 
	{
		var element_id   = 'compare-details'
		var script_link  = 'http://www.petinsurancereviews.org/compare/scripts/ajax.php?script=updateCompare'
		var parameters   = '';
		
		parameters += 'company_one=' + encodeURIComponent( document.getElementById('company_one').value ) + '&'
		parameters += 'company_two=' + encodeURIComponent( document.getElementById('company_two').value ) + '&'
		parameters += 'company_three=' + encodeURIComponent( document.getElementById('company_three').value ) + '&'
		parameters += 'product_one=' + encodeURIComponent( document.getElementById('product_one').value ) + '&'
		parameters += 'product_two=' + encodeURIComponent( document.getElementById('product_two').value ) + '&'
		parameters += 'product_three=' + encodeURIComponent( document.getElementById('product_three').value )

		call_ajax('post', element_id, script_link, parameters);
	}