Cosmogramme: fix redirection url at login

cosmogramme/php/fonctions/fonctions_base.php

@@ -55,7 +55,8 @@ function getClefSecurite()
 // Redirection en javascript
 function redirection( $url )
 {
-	if(strleft($url,4) != "http") $url=URL_BASE."php/".$url;
+	if ((0!== strpos($url, URL_BASE)) && (strleft($url,4) != "http"))
+		$url=URL_BASE."php/".$url;
 	print("<script>");
 	print("document.location='".$url."'");
 	print("</script>");