if ($_POST['iso_code'])
	{
		// includes nusoap classes
		include('/www/etc/nusoap/lib/nusoap.php');
		
		
		// creates an instance of the SOAP client object
		$wsdl = 'http://geodata.grid.unep.ch/webservices/geodata_roe_ws.php?wsdl';
		$client = new nusoapclient($wsdl, 'wsdl');

		if ($clientErr = $client -> getError())
		{
			echo 'Error: '.$clientErr;
		}
		
		
		// view/hide debug messages
		$client -> debug_flag = true;
		
		
		// Set timeouts, nusoap default is 30
		$client -> timeout = 1000;
		$client -> response_timeout = 1000;
		
		
		// creates a proxy so that WSDL methods can be accessed directly
		$proxy = $client -> getProxy();

		if ($proxyErr = $proxy -> getError())
		{
			echo 'Error: '.$proxyErr;
		}
		

		// parameters
		$params = array('selectedIDs' => $selectedIDs, 'iso_code' => $iso_code, 'key' => $_POST['key']);
		
		
        // invokes the method
        $result = $proxy -> DataSearch($params);
       

        // the query returned an error
        if ($soapErr = $proxy -> getError())
        {
            echo 'Error: '.$soapErr;
        }
        // the query returned no errors
        else 
        {
            $totalResults = $result['TotalResults'];
            $dataSets = $result['DataSets'];
       	}


        // parses the result array
        foreach ($dataSets as $d)
        {
        	$count++;
        	if ($count % 2 == 0)
        	{
        		$color = "#ccc";
        	}
        	else
        	{
        		$color = "#fff";
        	}
        ?>
        <tr style="background-color: <?php echo $color;?>">
        		<?php
        			print('<td style="color: #000; padding: 0 2em 0 0.8em;">'.$d['Name'].'</td>');
        			print('<td style="padding: 0 0.8em 0 0.8em;">'.$d['Year'].'</td>');
        			print('<td style="color: #000; padding: 0 1.6em 0 0.8em;" align="right">');
        			if ($d['Value'] == "")
        			{
        				printf("x");
        			}
        			else
        			{
        				printf($d['Value']);
        			}
        			printf('</td>');
        			printf('<td>'.$d['Units'].'</td>');
        		?>
        </tr>
        <?php
        }
        ?>
        </table>
        
        

		<?php	
			if ($display_xml <> "")
			{	
				// shows SOAP request/response
				echo "<br /><br /><h2>XML Request</h2>";
				print '<xmp>'.str_replace('><', ">\n<", $proxy -> request).'</xmp>';
				echo "<br /><br /><h2>XML Response</h2>";
				print '<xmp>'.str_replace('><', ">\n<", $proxy -> response).'</xmp>';
			}
		}
		?>