function updatePorts(country) {
			
			document.getElementById('dest_port').innerHTML = '';
			document.getElementById('dest_zone').innerHTML = '';
			document.getElementById('volume').value = '';
			document.getElementById('quotebox').innerHTML = '';
			//document.getElementById('dest_port_select').disabled = true;
			//document.getElementById('dest_zone_select').disabled = true;
			//document.getElementById('ajaxloadport').innerHTML = '<img src="'+base_url+'images/ajax-loader.gif" alt=""/>';
			
			//var city = new Ajax(base_url+'jmi_files/tradeajax.php', { postBody: {'country': country},
			   
			 var city = new Request.HTML ({ url: base_url+'jmi_files/tradeajax.php', data: {'country': country},  method: 'post',  update: $('dest_port'), 
				onComplete: function(responce) { 
 					//document.getElementById('dest_port').innerHTML = $('array_value');
 					document.getElementById('destportrow').style.visibility = 'visible';
 					//document.getElementById('dest_port_select').disabled = false;
 					//document.getElementById('ajaxloadport').innerHTML = '';
 
				}
			
			}).send();
			
			
			
}

function updateZones(portcode) {
			document.getElementById('dest_zone').innerHTML = '';
			document.getElementById('volume').value = '';
			document.getElementById('quotebox').innerHTML = '';
			var city = new Request.HTML({ url: base_url+'jmi_files/tradeajax.php',  data: {'portcode': portcode}, method: 'post',  update: $('dest_zone'), 			      
				onComplete: function(responce) { 
 					//alert(array_value);
 					//document.getElementById('dest_zone').innerHTML = array_value;
 					document.getElementById('destzonerow').style.visibility = 'visible';
				}
			
			}).send();
}

function allowcalc()
{
			document.getElementById('tradequotesub').disabled = false;
}


function getQuote()
{
 port = document.getElementById('dest_port_select').value;
 zone = document.getElementById('dest_zone_select').value;
 volume = document.getElementById('volume').value;
 
 
 var city = new Request.HTML({ url: base_url+'jmi_files/tradeajax.php',  data: {'port': port, 'zone': zone, 'volume': volume}, method: 'post',  update: $('quotebox'), 			      
				onComplete: function(responce) { 
 				      
 					document.getElementById('quoterow').style.visibility = 'visible';
				}
			
			}).send();
 


}