LogMeIn SSO Issue

<?php
/****************************************************************************
This script will make a call to the LogMeIn Rescue Single Sign On service 
and if login is successful, a link to enter the Rescue account will show, 
otherwise, status is shown.
****************************************************************************/
 
//define login details
$SSO_Url = "https://secure.logmeinrescue.com/SSO/GetLoginTicket.aspx?";
$SSO_CompanyID = "mycompanyID"; //indicated in code from Rescue Admin Center Settings tab
$SSO_Password = "MyPassword";  //set in Rescue Admin Center Settings tab
 
//if using static SSOID
$SSOID = 'myfirst_lastname';
//if using web server auth, ie, company intranet auth
//$SSOID= $_SERVER['PHP_AUTH_USER']
 
//////////don't edit below unless you know what you are doing//////////
//set up array for http request
$url = array('SSOID' => $SSOID,
			  'CompanyID' => $SSO_CompanyID,
			  'Password' => $SSO_Password);
 
//build the url
$url = $SSO_Url . http_build_query($url);
 
//uncomment for debugging
print $url . "\n" ;
 
//get the response from the server
$return = file_get_contents($url);
$loginstatus = substr($return,0,3);
$loginurl = substr($return,3);
 
if ($loginstatus == "OK:"){ 
	//uncomment for debugging
	//print "\n" . $loginurl;
	
	//create link to login
	?>
	<a href="<?php echo $loginurl ?>">LogMeIn Rescue</a>
	<?php
}
else {
	echo $return;
}
?>