diff --git a/vips_selenium/src/main/java/com/crawljax/vips_selenium/Scripts.java b/vips_selenium/src/main/java/com/crawljax/vips_selenium/Scripts.java
index 65596fee5..a1b986630 100644
--- a/vips_selenium/src/main/java/com/crawljax/vips_selenium/Scripts.java
+++ b/vips_selenium/src/main/java/com/crawljax/vips_selenium/Scripts.java
@@ -32,15 +32,15 @@ public class Scripts {
             + "}\n"
             + "\n"
             + "function computeContentRect(a){\n"
-            + "	var map1 = a.computedStyleMap();\n"
-            + "	var padding_left = map1.get('padding-left').value;\n"
-            + "	var padding_right = map1.get('padding-right').value;\n"
-            + "	var border_left_width = map1.get('border-left-width').value;\n"
-            + "	var border_right_width = map1.get('border-right-width').value;\n"
-            + "	var padding_top = map1.get('padding-top').value;\n"
-            + "	var padding_bottom = map1.get('padding-bottom').value ;\n"
-            + "	var border_top_width = map1.get('border-top-width').value;\n"
-            + "	var border_bottom_width = map1.get('border-bottom-width').value ;\n"
+            + "	var map1 = getComputedStyle(a);\n"
+            + "	var padding_left = CSSUnitValue.parse(map1.getPropertyValue('padding-left')).value;\n"
+            + "	var padding_right = CSSUnitValue.parse(map1.getPropertyValue('padding-right')).value;\n"
+            + "	var border_left_width = CSSUnitValue.parse(map1.getPropertyValue('border-left-width')).value;\n"
+            + "	var border_right_width = CSSUnitValue.parse(map1.getPropertyValue('border-right-width')).value;\n"
+            + "	var padding_top = CSSUnitValue.parse(map1.getPropertyValue('padding-top')).value;\n"
+            + "	var padding_bottom = CSSUnitValue.parse(map1.getPropertyValue('padding-bottom')).value ;\n"
+            + "	var border_top_width = CSSUnitValue.parse(map1.getPropertyValue('border-top-width')).value;\n"
+            + "	var border_bottom_width = CSSUnitValue.parse(map1.getPropertyValue('border-bottom-width')).value ;\n"
             + "	var width = a.getBoundingClientRect().width -  (padding_left + padding_right + border_left_width + border_right_width );\n"
             + "	var height = a.getBoundingClientRect().height - (padding_top + padding_bottom  + border_top_width + border_bottom_width);\n"
             + "	var x = scrollX + a.getBoundingClientRect().x + (padding_left +  border_left_width);\n"
@@ -109,15 +109,15 @@ public class Scripts {
             + "}\n"
             + "\n"
             + "function computeContentRect(a){\n"
-            + "	var map1 = a.computedStyleMap();\n"
-            + "	var padding_left = map1.get('padding-left').value;\n"
-            + "	var padding_right = map1.get('padding-right').value;\n"
-            + "	var border_left_width = map1.get('border-left-width').value;\n"
-            + "	var border_right_width = map1.get('border-right-width').value;\n"
-            + "	var padding_top = map1.get('padding-top').value;\n"
-            + "	var padding_bottom = map1.get('padding-bottom').value ;\n"
-            + "	var border_top_width = map1.get('border-top-width').value;\n"
-            + "	var border_bottom_width = map1.get('border-bottom-width').value ;\n"
+            + "	var map1 = getComputedStyle(a);\n"
+            + "	var padding_left = CSSUnitValue.parse(map1.getPropertyValue('padding-left')).value;\n"
+            + "	var padding_right = CSSUnitValue.parse(map1.getPropertyValue('padding-right')).value;\n"
+            + "	var border_left_width = CSSUnitValue.parse(map1.getPropertyValue('border-left-width')).value;\n"
+            + "	var border_right_width = CSSUnitValue.parse(map1.getPropertyValue('border-right-width')).value;\n"
+            + "	var padding_top = CSSUnitValue.parse(map1.getPropertyValue('padding-top')).value;\n"
+            + "	var padding_bottom = CSSUnitValue.parse(map1.getPropertyValue('padding-bottom')).value ;\n"
+            + "	var border_top_width = CSSUnitValue.parse(map1.getPropertyValue('border-top-width')).value;\n"
+            + "	var border_bottom_width = CSSUnitValue.parse(map1.getPropertyValue('border-bottom-width')).value ;\n"
             + "	var width = a.getBoundingClientRect().width -  (padding_left + padding_right + border_left_width + border_right_width );\n"
             + "	var height = a.getBoundingClientRect().height - (padding_top + padding_bottom  + border_top_width + border_bottom_width);\n"
             + "	var x = scrollX + a.getBoundingClientRect().x + (padding_left +  border_left_width);\n"