Only calculate Lat/Lon if QRA loc has even number of chars

application/libraries/Qra.php

@@ -119,6 +119,7 @@ $var_dist = "";
 function qra2latlong($strQRA)
 
 {
+		if (strlen($strQRA) %2 == 0) {
 			$strQRA = strtoupper($strQRA);
 			if (strlen($strQRA) == 4)  $strQRA .= "MM";
 			if (!preg_match('/^[A-Z]{2}[0-9]{2}[A-Z]{2}$/',$strQRA)) return false;
@@ -133,6 +134,9 @@ function qra2latlong($strQRA)
 			$nLat = ($b*10) + $d + (($f+0.5)/24) - 90;
 			$arLatLong = array($nLat,$nLong);
 			return($arLatLong);
+		} else {
+			return array(0, 0);
+		}
 
 }
 /* End of file Qra.php */