--- zogiLib/js/Attic/option.js	2004/06/22 13:35:50	1.1
+++ zogiLib/js/Attic/option.js	2004/08/22 21:11:33	1.4
@@ -1,19 +1,24 @@
 
 var digilibWin = null;
-if (window.opener) {
-    if (window.opener.setParameter) {
-	digilibWin = window.opener;
-    } else {
-	alert("window.opener but no setParameter!");
-    }
-} else {
+
+function findWin() {
+    // put a reference of the current digilib window in digilibWin
     if (window.setParameter) {
 	digilibWin = window;
-    } else {
-	alert("no window.setParameter either!");
+	return;
     }
+    // we try window.opener later because it might cause an exception
+    if (window.opener) {
+	if (window.opener.setParameter) {
+	    digilibWin = window.opener;
+	    return;
+	}
+    }
+    alert("unable to find setParameter!");
 }
 
+findWin();
+
 function setDLParam(e, s) {
     /*var tt = "";
     for (var t in s) {tt += "par:"+t+" = "+s[t]+", ";}