diff -urN cui115/cui.c cui116/cui.c
--- cui115/cui.c	Wed Apr 16 00:00:00 2014
+++ cui116/cui.c	Thu Apr 17 00:00:00 2014
@@ -40,12 +40,30 @@
 }
 
 int
-cui_conn(char *s)
+cui_conn_host_port(char *host, int port)
 {
-	int i, port, fd;
-	char name[1024];
 	struct sockaddr_in addr;
 	struct hostent *hp;
+	int fd;
+
+	if((hp = gethostbyname(host)) == NULL) return -1;
+	memset(&addr, 0, sizeof(addr));
+	addr.sin_family = AF_INET;
+	addr.sin_port = htons(port);
+	memcpy(&addr.sin_addr, hp->h_addr, hp->h_length);
+	if((fd = socket(AF_INET, SOCK_STREAM, 0)) == -1) return -1;
+	if(connect(fd, (struct sockaddr *)&addr, sizeof(addr)) < 0){
+		close(fd);
+		return -1;
+	}
+	return fd;
+}
+
+int
+cui_conn(char *s)
+{
+	int i, port;
+	char name[1024];
 
 	for(i=0; s[i]; i++) if(s[i] == ':') break;
 	if(i > 0 && s[i]){
@@ -55,14 +73,7 @@
 	i = s[i] ? i + 1 : 0;
 	port = strtol(s+i, NULL, 0);
 
-	if((hp = gethostbyname(name)) == NULL) ERR("gethostbyname");
-	memset(&addr, 0, sizeof(addr));
-	addr.sin_family = AF_INET;
-	addr.sin_port = htons(port);
-	memcpy(&addr.sin_addr, hp->h_addr, hp->h_length);
-	if((fd = socket(AF_INET, SOCK_STREAM, 0)) == -1) ERR("socket");
-	if(connect(fd, (struct sockaddr *)&addr, sizeof(addr)) < 0) ERR("connect");
-	return fd;
+	return cui_conn_host_port(name, port);
 }
 
 int
diff -urN cui115/cui.h cui116/cui.h
--- cui115/cui.h	Wed Apr 16 00:00:00 2014
+++ cui116/cui.h	Thu Apr 17 00:00:00 2014
@@ -47,6 +47,7 @@
 int cui_init(int ac, char **av);
 void cui_fini(int init_ret);
 
+int cui_conn_host_port(char *host, int port);
 int cui_conn(char *s);
 int cui_srv_port(int port);
 int cui_srv_accept(int sfd);
diff -urN cui115/cui_srv.c cui116/cui_srv.c
--- cui115/cui_srv.c	Wed Apr 16 22:00:00 2014
+++ cui116/cui_srv.c	Thu Apr 17 00:00:00 2014
@@ -1,17 +1,15 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <arpa/inet.h>
 #include <unistd.h>
-
 #include "cui.h"
 #include "scpanel.h"
 #include "tab.h"
 #include "term.h"
 #include "handler.h"
+#include "button.h"
+#include "etext.h"
+#include "num.h"
 
 static int
 arg_idx(int ac, char **av, char *targ)
@@ -54,29 +52,31 @@
 }
 
 static void
-srv_accept(cui obj, int sfd)
+client_add(cui tab, int cfd)
 {
-	cui view = obj->parent;
-	int y = cui_y2(obj);
-	cui termin;
 	static int cnt = 0;
 	char buf[16];
-	int cfd = cui_srv_accept(sfd);
-	
-	termin = cui_termin_new(view, 0, 0, 0, 0, cfd);
+	cui view = tab->parent;
+	int y = cui_y2(tab);
+	cui termin = cui_termin_new(view, 0, 0, 0, 0, cfd);
+
 	cui_hide(termin);
 	cui_xywh_set(termin, 0, y, view->w, view->h - y);
 
 	sprintf(buf, "%d", cnt++);
-	cui_tab_add(obj, strdup(buf), termin, FALSE);
+	cui_tab_add(tab, strdup(buf), termin, FALSE);
 }
 
 static int
 tab_hdr(cui obj, int evt, int val, void *prm)
 {
+	int sfd, cfd;
+
 	switch(evt){
 	case CUI_EVT_READABLE:
-		srv_accept(obj, *(int *)prm);
+		sfd = *(int *)prm;
+		cfd = cui_srv_accept(sfd);
+		client_add(obj, cfd);
 		break;
 	default:
 		return FALSE;
@@ -110,6 +110,68 @@
 	return TRUE;
 }
 
+typedef struct conn_prm{
+	cui view, conn, tab;
+	cui dlg, host, port, ok, cancel;
+	int result;
+} *conn_prm;
+
+static int
+conn_hdr(cui obj, int evt, int val, void *prm)
+{
+	conn_prm p = (conn_prm)prm;
+	int cfd;
+
+	switch(evt){
+	case CUI_EVT_BUTTON:
+		if(obj == p->conn){
+			cui_show(p->dlg);
+			cui_main(p->dlg, p->host);
+			cui_hide(p->dlg);
+			cui_draw(p->dlg->parent);
+			if(p->result){
+				char *host = cui_etext_str_get(p->host);
+				int port = cui_num_get(p->port);
+				cfd = cui_conn_host_port(host, port);
+				client_add(p->tab, cfd);
+			}
+		}else if(obj == p->ok){
+			p->result = TRUE;
+			cui_quit();
+		}else if(obj == p->cancel){
+			p->result = FALSE;
+			cui_quit();
+		}else return FALSE;
+		break;
+	default:
+		return FALSE;
+	}
+	return TRUE;
+}
+
+static void
+conn_prm_new(cui conn, cui tab)
+{
+	cui obj = cui_alloc(sizeof(struct conn_prm));
+	conn_prm p = (conn_prm)obj;
+
+	p->conn = conn;
+	p->view = conn->parent;
+	p->tab = tab;
+	p->dlg = cui_panel_new(p->view, conn->x+1, cui_y2(conn), 0, 0);
+	cui_hide(p->dlg);
+	p->host = cui_etext_new(p->dlg, 1, 1, 12, "localhost");
+	p->port = cui_num_new(p->dlg, p->host->x, cui_y2(p->host), 10, 12345, 0, 65535, 0);
+	p->ok = cui_button_new(p->dlg, p->port->x, cui_y2(p->port)+1, "OK");
+	p->cancel = cui_button_new(p->dlg, cui_x2(p->ok)+1, p->ok->y, "Cancel");
+	cui_wh_fit(p->dlg);
+	cui_wh_set(p->dlg, p->dlg->w+1, p->dlg->h+1);
+
+	cui_bind(conn, CUI_EVT_BUTTON, conn_hdr, p);
+	cui_bind(p->ok, CUI_EVT_BUTTON, conn_hdr, p);
+	cui_bind(p->cancel, CUI_EVT_BUTTON, conn_hdr, p);
+}
+
 int
 main(int ac, char **av)
 {
@@ -119,10 +181,12 @@
 	int init_ret = cui_init(ac, av);
 	cui bs = cui_scpanel_new(NULL, 0, 0, w_get(ac, av), h_get(ac, av), "cui_srv");
 	cui view = ((cui_scpanel)bs)->view;
-	cui tab = cui_tab_new(view, 0, 0, 0, NULL, NULL, FALSE);
+	cui conn = cui_button_new(view, 0, 0, "conn");
+	cui tab = cui_tab_new(view, cui_x2(conn) + 1, 0, 0, NULL, NULL, FALSE);
 
 	cui_readable_add_bind(tab, sfd, tab_hdr, &sfd);
 	cui_bind(view, CUI_EVT_DEAD | CUI_EVT_RESIZE, view_hdr, tab);
+	conn_prm_new(conn, tab);
 
 	cui_main(bs, NULL);
 	cui_free(bs);