Index: openacs-4/packages/xowiki/www/resources/collab-graph.js
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/www/resources/collab-graph.js,v
diff -u -r1.1.2.1 -r1.1.2.2
--- openacs-4/packages/xowiki/www/resources/collab-graph.js	20 Mar 2007 10:09:38 -0000	1.1.2.1
+++ openacs-4/packages/xowiki/www/resources/collab-graph.js	1 Aug 2007 21:39:27 -0000	1.1.2.2
@@ -7,6 +7,13 @@
  *  The algorithm is based on a spring-style layouter of a Java-based social
  *  network tracker PieSpy written by Paul Mutton E<lt>paul@jibble.orgE<gt>.
  *
+ *  Several add-ons by Gustaf Neumann (March 20, 2007)
+ *  - fixed positioning of item labels when graph is not on top corner
+ *  - new parameter width
+ *  - new parameter arrow (0/1)
+ *  - new parameter weight
+ *  - several positioning fixes
+ *
  *  Graph is freely distributable under the terms of an MIT-style license.
  *  For details, see the Graph web site: http://dev.buildpatternd.com/trac
  *
@@ -104,9 +111,17 @@
                 var point = this.translate([node.layoutPosX, node.layoutPosY]);
 
             node.value.style.position = 'absolute';
-            node.value.style.top      = document.getElementById("collab").offsetTop - 10 + point[1] + 'px';
-            node.value.style.left     = document.getElementById("collab").offsetLeft + point[0] + 'px';
-               
+            var collab = document.getElementById("collab")
+            var top, left;
+            if (/MSIE/.test(navigator.userAgent) && !window.opera) {
+            	top = collab.offsetParent.offsetTop; 
+            	left = collab.offsetParent.offsetLeft;
+            } else {
+            	top = collab.offsetTop; 
+            	left = collab.offsetLeft;            	
+            }
+            node.value.style.top      = top - 10 + point[1] + 'px';
+            node.value.style.left     = left + point[0] + 'px';
                 this.ctx.strokeStyle = 'black'
                 this.ctx.beginPath();
                 this.ctx.arc(point[0], point[1], this.radius, 0, Math.PI*2, true);