diff --git a/www/index.php b/www/index.php
index 0c1a230..9c8ef01 100644
--- a/www/index.php
+++ b/www/index.php
@@ -49,7 +49,7 @@
 		$qs = array();
 		$id = $oldid;
 		$oldid = 0;
-		if($_REQUEST['Q1'])
+		if(array_key_exists('Q1',$_REQUEST) && $_REQUEST['Q1'])
 		{
 			$_SESSION['lostpw']['A1'] = trim(mysql_escape_string(stripslashes(strip_tags($_REQUEST['A1']))));
 
@@ -57,7 +57,7 @@
 				$answers++;
 			$body .= "System: ".$_SESSION['lostpw']['user']['A1']."\nEntered: ".stripslashes(strip_tags($_SESSION['lostpw']['A1']))."\n";
 		}
-		if($_REQUEST['Q2'])
+		if(array_key_exists('Q2',$_REQUEST) && $_REQUEST['Q2'])
 		{
 			$_SESSION['lostpw']['A2'] = trim(mysql_escape_string(stripslashes(strip_tags($_REQUEST['A2']))));
 
@@ -65,7 +65,7 @@
 				$answers++;
 			$body .= "System: ".$_SESSION['lostpw']['user']['A2']."\nEntered: ".stripslashes(strip_tags($_SESSION['lostpw']['A2']))."\n";
 		}
-		if($_REQUEST['Q3'])
+		if(array_key_exists('Q3',$_REQUEST) && $_REQUEST['Q3'])
 		{
 			$_SESSION['lostpw']['A3'] = trim(mysql_escape_string(stripslashes(strip_tags($_REQUEST['A3']))));
 
@@ -73,7 +73,7 @@
 				$answers++;
 			$body .= "System: ".$_SESSION['lostpw']['user']['A3']."\nEntered: ".stripslashes(strip_tags($_SESSION['lostpw']['A3']))."\n";
 		}
-		if($_REQUEST['Q4'])
+		if(array_key_exists('Q4',$_REQUEST) && $_REQUEST['Q4'])
 		{
 			$_SESSION['lostpw']['A4'] = trim(mysql_escape_string(stripslashes(strip_tags($_REQUEST['A4']))));
 
@@ -81,7 +81,7 @@
 				$answers++;
 			$body .= "System: ".$_SESSION['lostpw']['user']['A4']."\nEntered: ".stripslashes(strip_tags($_SESSION['lostpw']['A4']))."\n";
 		}
-		if($_REQUEST['Q5'])
+		if(array_key_exists('Q5',$_REQUEST) && $_REQUEST['Q5'])
 		{
 			$_SESSION['lostpw']['A5'] = trim(mysql_escape_string(stripslashes(strip_tags($_REQUEST['A5']))));
 
@@ -99,7 +99,7 @@
 				"Username(ID): ".$_SESSION['lostpw']['user']['email']."(".$_SESSION['lostpw']['user']['id'].")\n".
 				"email: ".$_SESSION['lostpw']['user']['email']."\n".
 				"Requested Pass Phrase: ".$_SESSION['lostpw']['pw1']."\n".
-				"IP/Hostname: ".$_SERVER['REMOTE_ADDR']."/".$_SERVER['REMOTE_HOST']."\n".
+				"IP/Hostname: ".$_SERVER['REMOTE_ADDR'].(array_key_exists('REMOTE_HOST',$_SERVER)?"/".$_SERVER['REMOTE_HOST']:"")."\n".
 				"---------------------------------------------------------------------\n".$body.
 				"---------------------------------------------------------------------\n";
 			sendmail("support@cacert.org", "[CAcert.org] Requested Pass Phrase Change", $body,