diff -dPNur xmms-1.2.11/Input/mpg123/common.c xmms-1.2.11-new/Input/mpg123/common.c
--- xmms-1.2.11/Input/mpg123/common.c	2005-05-15 02:01:19.000000000 +0200
+++ xmms-1.2.11-new/Input/mpg123/common.c	2007-11-24 23:52:01.000000000 +0100
@@ -148,19 +148,34 @@
 int mpg123_stream_jump_to_frame(struct frame *fr, int frame)
 {
 	if (!filept)
-		return -1;
-	mpg123_read_frame_init();
-	fseek(filept, frame * (fr->framesize + 4), SEEK_SET);
-	mpg123_read_frame(fr);
+	{
+		unsigned long r;
+
+		r = frame * (fr->framesize + 4);
+		mpg123_stream_close();
+		mpg123_open_stream(mpg123_filename, -1, r);
+	}
+	else
+	{
+		mpg123_read_frame_init();
+		fseek(filept, frame * (fr->framesize + 4), SEEK_SET);
+		mpg123_read_frame(fr);
+	}
 	return 0;
 }
 
 int mpg123_stream_jump_to_byte(struct frame *fr, int byte)
 {
 	if (!filept)
-		return -1;
-	fseek(filept, byte, SEEK_SET);
-	mpg123_read_frame(fr);
+	{
+		mpg123_stream_close();
+		mpg123_open_stream(mpg123_filename, -1, (unsigned long)byte);
+	}
+	else
+	{
+		fseek(filept, byte, SEEK_SET);
+		mpg123_read_frame(fr);
+	}
 	return 0;
 }
 
@@ -446,14 +461,14 @@
 	return 1;
 }
 
-void mpg123_open_stream(char *bs_filenam, int fd)
+void mpg123_open_stream(char *bs_filenam, int fd, unsigned long range)
 {
 	filept_opened = 1;
 	if (!strncasecmp(bs_filenam, "http://", 7))
 	{
 		filept = NULL;
-		mpg123_http_open(bs_filenam);
 		mpg123_info->filesize = 0;
+		mpg123_http_open(bs_filenam, range);
 		mpg123_info->network_stream = TRUE;
 	}
 	else
diff -dPNur xmms-1.2.11/Input/mpg123/http.c xmms-1.2.11-new/Input/mpg123/http.c
--- xmms-1.2.11/Input/mpg123/http.c	2007-11-16 22:51:24.000000000 +0100
+++ xmms-1.2.11-new/Input/mpg123/http.c	2007-11-24 23:52:01.000000000 +0100
@@ -50,6 +50,7 @@
 extern gboolean mpg123_stereo;
 
 static gboolean prebuffering, going, eof = FALSE;
+static unsigned long range;
 static gint sock, rd_index, wr_index, buffer_length, prebuffer_length;
 static guint64 buffer_read = 0;
 static gchar *buffer;
@@ -326,7 +327,7 @@
 static void *http_buffer_loop(void *arg)
 {
 	gchar line[1024], *user, *pass, *host, *filename,
-	     *status, *url, *temp, *file;
+	     *status, *url, *temp, *temp2, *file;
 	gchar *chost;
 	gint cnt, written, error, port, cport;
 	socklen_t err_len;
@@ -495,15 +496,22 @@
 				}
 				else
 					file = g_strconcat("/", filename, NULL);
-				temp = g_strdup_printf("GET %s HTTP/1.0\r\n"
+				if (range)
+				{
+					temp2 = g_strdup_printf("Range: bytes=%lu-\r\n", range);
+				} else
+					temp2 = NULL;
+				temp = g_strdup_printf("GET %s HTTP/1.1\r\n"
 						       "Host: %s\r\n"
 						       "User-Agent: %s/%s\r\n"
-						       "%s%s%s%s\r\n",
+						       "%s%s%s%s%s\r\n",
 						       file, host, PACKAGE, VERSION, 
 						       proxy_auth ? proxy_auth : "", auth ? auth : "",
 						       mpg123_cfg.cast_title_streaming ? "Icy-MetaData:1\r\n" : "",
-						       mpg123_cfg.use_udp_channel ? udpspace : "");
-				
+						       mpg123_cfg.use_udp_channel ? udpspace : "",
+						       range ? temp2 : "");
+
+				g_free(temp2);
 				g_free(file);
 				if(proxy_auth)
 					g_free(proxy_auth);
@@ -587,7 +595,9 @@
 #endif
 /*  								udp_serverport = atoi (line + 20); */
 							}
-							
+							if (!strncasecmp(line, "content-length:", 15)) {
+								mpg123_info->filesize = atoi(line + 15);
+							}
 						}
 						else
 						{
@@ -719,7 +729,7 @@
 	pthread_exit(NULL);
 }
 
-int mpg123_http_open(gchar * _url)
+int mpg123_http_open(gchar * _url, unsigned long rng)
 {
 	gchar *url;
 
@@ -735,6 +745,7 @@
 	going = TRUE;
 	eof = FALSE;
 	buffer = g_malloc(buffer_length);
+	range = rng;
 
 	pthread_create(&thread, NULL, http_buffer_loop, url);
 
diff -dPNur xmms-1.2.11/Input/mpg123/mpg123.c xmms-1.2.11-new/Input/mpg123/mpg123.c
--- xmms-1.2.11/Input/mpg123/mpg123.c	2006-07-25 05:18:51.000000000 +0200
+++ xmms-1.2.11-new/Input/mpg123/mpg123.c	2007-11-24 23:52:01.000000000 +0100
@@ -857,7 +857,7 @@
 
 	mpg123_read_frame_init();
 
-	mpg123_open_stream(filename, -1);
+	mpg123_open_stream(filename, -1, 0);
 	if (mpg123_info->eof || !mpg123_read_frame(&fr))
 		mpg123_info->eof = TRUE;
 	if (!mpg123_info->eof && mpg123_info->going)
@@ -906,7 +906,7 @@
 				break;
 		}
 
-		if (!have_xing_header && strncasecmp(filename, "http://", 7))
+		if(!have_xing_header && mpg123_info->filesize != 0)
 			mpg123_info->num_frames = mpg123_calc_numframes(&fr);
 
 		memcpy(&fr, &temp_fr, sizeof(struct frame));
@@ -918,11 +918,10 @@
 		mpg123_lsf = fr.lsf;
 		mpg123_mpeg25 = fr.mpeg25;
 		mpg123_mode = fr.mode;
-
+		mpg123_length = mpg123_info->num_frames * mpg123_info->tpf * 1000;
+		
 		if (strncasecmp(filename, "http://", 7))
 		{
-			mpg123_length =
-				mpg123_info->num_frames * mpg123_info->tpf * 1000;
 			if (!mpg123_title)
 				mpg123_title = get_song_title(NULL,filename);
 		}
@@ -930,7 +929,6 @@
 		{
 			if (!mpg123_title)
 				mpg123_title = mpg123_http_get_title(filename);
-			mpg123_length = -1;
 		}
 		mpg123_ip.set_info(mpg123_title, mpg123_length,
 				   mpg123_bitrate * 1000,
diff -dPNur xmms-1.2.11/Input/mpg123/mpg123.h xmms-1.2.11-new/Input/mpg123/mpg123.h
--- xmms-1.2.11/Input/mpg123/mpg123.h	2006-07-24 00:32:44.000000000 +0200
+++ xmms-1.2.11-new/Input/mpg123/mpg123.h	2007-11-24 23:52:01.000000000 +0100
@@ -176,7 +176,7 @@
 
 /* ------ Declarations from "http.c" ------ */
 
-extern int mpg123_http_open(char *url);
+extern int mpg123_http_open(char *url, unsigned long rng);
 int mpg123_http_read(gpointer data, gint length);
 void mpg123_http_close(void);
 char *mpg123_http_get_title(char * url);
@@ -188,7 +188,7 @@
 extern unsigned int mpg123_getbits(int);
 extern unsigned int mpg123_getbits_fast(int);
 
-extern void mpg123_open_stream(char *bs_filenam, int fd);
+extern void mpg123_open_stream(char *bs_filenam, int fd, unsigned long range);
 extern int mpg123_head_check(unsigned long);
 extern void mpg123_stream_close(void);