diff --git a/examples/ex15.gv b/examples/ex15.gv
index 8dd548d..9a6b13b 100644
--- a/examples/ex15.gv
+++ b/examples/ex15.gv
@@ -7,8 +7,8 @@ graph {
 	edge [color="#FF66CC" headclip=false style="solid,bold" tailclip=false]
 	X1:p1j:c -- X1:p5j:c [addPTS=.18 colorPTS="#FF66CC" straight=straight]
 	X1:p5j:c -- X1:p7j:c [addPTS=.18 colorPTS="#FF66CC" straight=straight]
-	edge [color="#FF0000" headclip=false style="solid,bold" tailclip=false]
-	X1:p2j:c -- X1:p6j:c [addPTS=.18 colorPTS="#FF0000" straight=straight]
+	edge [color="#FF0000:#0066FF:#FF0000" headclip=false style="solid,bold" tailclip=false]
+	X1:p2j:c -- X1:p6j:c [addPTS=.18 colorPTS="#FF0000:#0066FF:#FF0000" straight=straight]
 	edge [headclip=true style=bold tailclip=true]
 	X1 [label=<
 <table border="0" cellspacing="0" cellpadding="0">
diff --git a/examples/ex15.html b/examples/ex15.html
index c0b19c5..02499e7 100644
--- a/examples/ex15.html
+++ b/examples/ex15.html
@@ -117,7 +117,9 @@
 <!-- X1&#45;&#45;X1 -->
 <g id="edge3" class="edge">
 <title>X1:c&#45;&#45;X1:c</title>
-<path fill="none" stroke="#ff0000" stroke-width="2" d="M141.19,-205.5C141.19,-173.5 141.19,-141.5 141.19,-109.5"/>
+<path fill="none" stroke="#ff0000" stroke-width="2" d="M139.19,-205.5C139.19,-173.5 139.19,-141.5 139.19,-109.5"/>
+<path fill="none" stroke="#0066ff" stroke-width="2" d="M141.19,-205.5C141.19,-173.5 141.19,-141.5 141.19,-109.5"/>
+<path fill="none" stroke="#ff0000" stroke-width="2" d="M143.19,-205.5C143.19,-173.5 143.19,-141.5 143.19,-109.5"/>
 </g>
 <!-- W1 -->
 <g id="node2" class="node">
diff --git a/examples/ex15.png b/examples/ex15.png
index 38b804b..757da1c 100644
Binary files a/examples/ex15.png and b/examples/ex15.png differ
diff --git a/examples/ex15.svg b/examples/ex15.svg
index 528c4e4..ebdb379 100644
--- a/examples/ex15.svg
+++ b/examples/ex15.svg
@@ -88,7 +88,9 @@
 <!-- X1&#45;&#45;X1 -->
 <g id="edge3" class="edge">
 <title>X1:c&#45;&#45;X1:c</title>
-<path fill="none" stroke="#ff0000" stroke-width="2" d="M141.19,-205.5C141.19,-173.5 141.19,-141.5 141.19,-109.5"/>
+<path fill="none" stroke="#ff0000" stroke-width="2" d="M139.19,-205.5C139.19,-173.5 139.19,-141.5 139.19,-109.5"/>
+<path fill="none" stroke="#0066ff" stroke-width="2" d="M141.19,-205.5C141.19,-173.5 141.19,-141.5 141.19,-109.5"/>
+<path fill="none" stroke="#ff0000" stroke-width="2" d="M143.19,-205.5C143.19,-173.5 143.19,-141.5 143.19,-109.5"/>
 </g>
 <!-- W1 -->
 <g id="node2" class="node">