diff --git a/gtk/gtk_gui.c b/gtk/gtk_gui.c
index 1977c5f43..07e89e11e 100644
--- a/gtk/gtk_gui.c
+++ b/gtk/gtk_gui.c
@@ -16,19 +16,43 @@
 #include "netsurf/desktop/browser.h"
 #include "netsurf/desktop/gui.h"
 #include "netsurf/desktop/netsurf.h"
+#include "netsurf/desktop/options.h"
 #include "netsurf/render/box.h"
 #include "netsurf/render/form.h"
+#include "netsurf/render/html.h"
 #include "netsurf/utils/messages.h"
 #include "netsurf/utils/utils.h"
 
 
 bool gui_in_multitask = false;
 
+char *default_stylesheet_url;
+char *adblock_stylesheet_url;
+
 
 void gui_init(int argc, char** argv)
 {
+	char *home;
+	char buf[1024];
+
+	/* All our resources are stored in ~/.netsurf/ */
+	home = getenv("HOME");
+	if (!home)
+		die("Couldn't find HOME");
+
 	gtk_init(&argc, &argv);
-	messages_load("messages");
+
+	snprintf(buf, sizeof buf, "%s/.netsurf/Choices", home);
+	options_read(buf);
+
+	snprintf(buf, sizeof buf, "%s/.netsurf/messages", home);
+	messages_load(buf);
+
+	/* set up stylesheet urls */
+	snprintf(buf, sizeof buf, "file:///%s/.netsurf/Default.css", home);
+	default_stylesheet_url = strdup(buf);
+	snprintf(buf, sizeof buf, "file:///%s/.netsurf/AdBlock.css", home);
+	adblock_stylesheet_url = strdup(buf);
 }
 
 
@@ -55,6 +79,8 @@ void gui_multitask(void)
 
 void gui_quit(void)
 {
+	free(default_stylesheet_url);
+	free(adblock_stylesheet_url);
 }
 
 
diff --git a/render/html.c b/render/html.c
index abbbb92b9..62f75aadf 100644
--- a/render/html.c
+++ b/render/html.c
@@ -20,9 +20,7 @@
 #include "netsurf/content/fetch.h"
 #include "netsurf/content/fetchcache.h"
 #include "netsurf/desktop/imagemap.h"
-#ifdef riscos
 #include "netsurf/desktop/gui.h"
-#endif
 #include "netsurf/desktop/options.h"
 #include "netsurf/render/box.h"
 #include "netsurf/render/font.h"
@@ -337,11 +335,7 @@ void html_find_stylesheets(struct content *c, xmlNode *head)
 	c->active = 0;
 
 	c->data.html.stylesheet_content[STYLESHEET_BASE] = fetchcache(
-#ifdef riscos
-			"file:/<NetSurf$Dir>/Resources/CSS",
-#else
-			"file:///home/james/Projects/netsurf/CSS",
-#endif
+			default_stylesheet_url,
 			html_convert_css_callback, c,
 			(void *) STYLESHEET_BASE, c->width, c->height,
 			true, 0, 0, false);
@@ -353,11 +347,7 @@ void html_find_stylesheets(struct content *c, xmlNode *head)
 
 	if (option_block_ads) {
 		c->data.html.stylesheet_content[STYLESHEET_ADBLOCK] = fetchcache(
-#ifdef riscos
-			"file:/<NetSurf$Dir>/Resources/AdBlock",
-#else
-			"file:///home/james/Projects/netsurf/AdBlock",
-#endif
+			adblock_stylesheet_url,
 			html_convert_css_callback, c,
 			(void *) STYLESHEET_ADBLOCK, c->width,
 			c->height, true, 0, 0, false);
diff --git a/render/html.h b/render/html.h
index ec27dc531..c91f89f1f 100644
--- a/render/html.h
+++ b/render/html.h
@@ -33,6 +33,9 @@ struct plotters;
 #define STYLESHEET_STYLE	2	/* <style> elements (not cached) */
 #define STYLESHEET_START	3	/* start of document stylesheets */
 
+extern char *default_stylesheet_url;
+extern char *adblock_stylesheet_url;
+
 /** Data specific to CONTENT_HTML. */
 struct content_html_data {
 	htmlParserCtxt *parser;  /**< HTML parser context. */
diff --git a/riscos/gui.c b/riscos/gui.c
index 7edaa2a6f..745220a68 100644
--- a/riscos/gui.c
+++ b/riscos/gui.c
@@ -68,6 +68,9 @@ int __riscosify_control = __RISCOSIFY_NO_SUFFIX |
 
 char *NETSURF_DIR;
 
+char *default_stylesheet_url;
+char *adblock_stylesheet_url;
+
 /** The pointer is over a window which is tracking mouse movement. */
 static bool gui_track = false;
 /** Handle of window which the pointer is over. */
@@ -196,6 +199,9 @@ void gui_init(int argc, char** argv)
 	messages_load(path);
 	messages_load("<NetSurf$Dir>.Resources.LangNames");
 
+	default_stylesheet_url = strdup("file:/<NetSurf$Dir>/Resources/CSS");
+	adblock_stylesheet_url = strdup("file:/<NetSurf$Dir>/Resources/AdBlock");
+
         /* Totally pedantic, but base the taskname on the build options.
         */
 #ifndef ncos
@@ -516,6 +522,8 @@ void gui_quit(void)
 	ro_gui_history_quit();
 	free(gui_sprites);
 	xwimp_close_down(task_handle);
+	free(default_stylesheet_url);
+	free(adblock_stylesheet_url);
 	xhourglass_off();
 }
 
@@ -1484,6 +1492,11 @@ void ro_gui_open_help_page(const char *page)
 
 void ro_gui_view_source(struct content *content)
 {
+	if (!content || !content->source_data) {
+		warn_user("MiscError", "No document source");
+		return;
+	}
+
 	xosfile_save_stamped("<Wimp$Scrap>", 0xfff,
 			content->source_data,
 			content->source_data + content->source_size);