Index: src/com/servoy/plugins/BehaviorProvider.java
===================================================================
--- src/com/servoy/plugins/BehaviorProvider.java	(revision 58)
+++ src/com/servoy/plugins/BehaviorProvider.java	(working copy)
@@ -9,6 +9,7 @@
 
 package com.servoy.plugins;
 
+import java.lang.reflect.Method;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
@@ -28,6 +29,7 @@
 import com.servoy.j2db.scripting.FunctionDefinition;
 import com.servoy.j2db.server.headlessclient.IWebClientPluginAccess;
 import com.servoy.j2db.server.headlessclient.dataui.WebEventExecutor;
+import com.servoy.j2db.util.Debug;
 import com.servoy.j2db.util.Utils;
 
 /**
@@ -48,7 +50,7 @@
 
 	private final List<Object> jsReferences = new ArrayList<Object>(2);
 	private final List<Object> cssReferences = new ArrayList<Object>(2);
-
+	
     public BehaviorProvider(IWebClientPluginAccess app) {
 		this.app = app;
 	}
@@ -217,6 +219,40 @@
 	public void removeJsReference(String url) {
 		jsReferences.remove(url);
 	}
+	
+	public void addGlobalCssReference(Object url) 
+	{
+		try 
+		{
+			Method method = app.getPageContributor().getClass().getMethod("addGlobalCSSResourceReference", url.getClass());
+			method.invoke(app.getPageContributor(), url);
+		}
+		catch (NoSuchMethodException ex)
+		{
+			throw new UnsupportedOperationException("Cannot add global css reference. This operation is not supported for Servoy versions lower than 7.3");
+		}
+		catch (Exception e) 
+		{
+			Debug.error(e);
+		} 
+	}
+	
+	public void removeGlobalCssReference(Object url) 
+	{
+		try 
+		{
+			Method method = app.getPageContributor().getClass().getMethod("removeGlobalResourceReference", url.getClass());
+			method.invoke(app.getPageContributor(), url);
+		} 
+		catch (NoSuchMethodException ex)
+		{
+			throw new UnsupportedOperationException("Cannot remove global css reference. This operation is not supported for Servoy versions lower than 7.3");
+		}
+		catch (Exception e) 
+		{
+			Debug.error(e);
+		}	
+	}
     
 	/*
 	public interface ILatestPageBehaviorListener extends IBehaviorListener
Index: src/com/servoy/plugins/WebClientProvider.java
===================================================================
--- src/com/servoy/plugins/WebClientProvider.java	(revision 58)
+++ src/com/servoy/plugins/WebClientProvider.java	(working copy)
@@ -480,7 +480,43 @@
 	public void js_removeCssReference(ResourceReference url) {
 		removeCssReference(url);
 	}
+	
+	public void js_addGlobalCssReference(String url) {
+		addGlobalCssReference(url);
+	}
 
+	public void js_addGlobalCssReference(ResourceReference url) {
+		addGlobalCssReference(url);
+	}
+
+	public void js_removeGlobalCssReference(String url) {
+		removeGlobalCssReference(url);
+	}
+
+	public void js_removeGlobalCssReference(ResourceReference url) {
+		removeGlobalCssReference(url);
+	}
+	
+	public void removeGlobalCssReference(ResourceReference url) {
+		BehaviorProvider bp = getBehavior(); 
+		if (bp != null) bp.removeGlobalCssReference(url);
+	}
+	
+	public void removeGlobalCssReference(String url) {
+		BehaviorProvider bp = getBehavior(); 
+		if (bp != null) bp.removeGlobalCssReference(url);
+	}
+	
+	private void addGlobalCssReference(String url) {
+		BehaviorProvider bp = getBehavior(); 
+		if (bp != null) bp.addGlobalCssReference(url);		
+	}
+	
+	private void addGlobalCssReference(ResourceReference url) {
+		BehaviorProvider bp = getBehavior(); 
+		if (bp != null) bp.addGlobalCssReference(url);
+	}
+
 	public void js_addJsReference(String url) {
 		addJsReference(url);
 	}