optimized CSS

diff --git a/xml_spielwiese/cgitest.pl b/xml_spielwiese/cgitest.pl
index cbeafc8504f7702d994685b73f7eda4047a4e220..d4dc029ed68c4d4369072e02e92027ce0691f2f6 100755 (executable)
--- a/xml_spielwiese/cgitest.pl
+++ b/xml_spielwiese/cgitest.pl
@@ -432,11 +432,11 @@ if(document.getElementById(elementId)){
 if( document.getElementById(elementId).style.visibility == "visible") {
        document.getElementById(elementId).style.visibility = "collapse";
        visHash[elementId]=false;
-       t.innerHTML = " + ";
+       t.innerHTML = " + ";
 } else {
        document.getElementById(elementId).style.visibility = "visible" ;
        visHash[elementId]=true;
-  t.innerHTML = " - ";
+  t.innerHTML = " − ";
 }
 }
 }