diff -urN cui124/cui.c cui125/cui.c
--- cui124/cui.c	Mon Apr 21 00:00:00 2014
+++ cui125/cui.c	Mon Apr 21 01:00:00 2014
@@ -51,9 +51,8 @@
 conn(cui obj)
 {
 	char host[1024];
-	int port = 12345, cfd;
+	int port, cfd;
 
-	strcpy(host, "localhost");
 	if(!cui_host_port_dialog(obj, 1, 1, host, &port)) return;
 	if((cfd = cui_conn_host_port(host, port)) == -1){
 		cui_msg_dialog(obj, "connect failed");
diff -urN cui124/cui_srv.c cui125/cui_srv.c
--- cui124/cui_srv.c	Mon Apr 21 00:00:00 2014
+++ cui125/cui_srv.c	Mon Apr 21 01:00:00 2014
@@ -108,12 +108,11 @@
 {
 	struct conn_prm *p = (struct conn_prm *)prm;
 	char host[1024];
-	int port = 12345, cfd;
+	int port, cfd;
 
 	switch(evt){
 	case CUI_EVT_BUTTON:
 		if(obj == p->conn){
-			strcpy(host, "localhost");
 			if(!cui_host_port_dialog(p->view, p->conn->x+1, cui_y2(p->conn), host, &port)) break;
 			if((cfd = cui_conn_host_port(host, port)) == -1){
 				cui_msg_dialog(p->view, "connect failed");
diff -urN cui124/dialog.c cui125/dialog.c
--- cui124/dialog.c	Mon Apr 21 00:00:00 2014
+++ cui125/dialog.c	Mon Apr 21 01:00:00 2014
@@ -88,30 +88,53 @@
 	return TRUE;
 }
 
+static cui host_port_panel = NULL;
+static cui host_port_etxt = NULL;
+static cui host_port_num = NULL;
+static int host_port_result;
+
 int
 cui_host_port_dialog(cui parent, int x, int y, char *host, int *port)
 {
-	int w = strlen("(OK)") + 1 + strlen("(Cancel)");
-	cui panel = cui_panel_new(parent, x, y, w+2, 6);
-	cui view = cui_base_new(panel, 1, 1, w, 4);
-	cui etxt = cui_etext_new(view, 0, 0, view->w, host);
-	cui num = cui_num_new(view, 0, 1, view->w, *port, 0, 65535, 0);
-	cui ok = cui_button_new(view, 0, 3, "OK");
-	cui cancel = cui_button_new(view, cui_x2(ok)+1, ok->y, "Cancle");
-	int result;
+	cui panel = host_port_panel;
+	cui etxt = host_port_etxt;
+	cui num = host_port_num;
+
+	if(host_port_panel == NULL){
+		int w = strlen("(OK)") + 1 + strlen("(Cancel)");
+		cui view, ok, cancel;
+
+		panel = cui_panel_new(NULL, 0, 0, 0, 0);
+		cui_hide(panel);
+		cui_wh_set(panel, w+2, 6);
 
-	cui_bind(ok, CUI_EVT_BUTTON, ok_cancel_hdr, &result);
-	cui_bind(cancel, CUI_EVT_BUTTON, ok_cancel_hdr, &result);
+		view = cui_base_new(panel, 1, 1, w, 4);
+		etxt = cui_etext_new(view, 0, 0, view->w, "localhost");
+		num = cui_num_new(view, 0, 1, view->w, 12345, 0, 65535, 0);
+		ok = cui_button_new(view, 0, 3, "OK");
+		cancel = cui_button_new(view, cui_x2(ok)+1, ok->y, "Cancel");
+
+		cui_bind(ok, CUI_EVT_BUTTON, ok_cancel_hdr, &host_port_result);
+		cui_bind(cancel, CUI_EVT_BUTTON, ok_cancel_hdr, &host_port_result);
+
+		host_port_panel = panel;
+		host_port_etxt = etxt;
+		host_port_num = num;
+	}
+	panel->parent = parent;
+	cui_base_child_add(parent, panel);
+	cui_xy_set(panel, x, y);
+	cui_show(panel);
 
 	cui_main(panel, etxt);
 	cui_hide(panel);
 	cui_draw(parent);
-	if(result){
+	if(host_port_result){
 		strcpy(host, cui_etext_str_get(etxt));
 		*port = cui_num_get(num);
 	}
-	cui_del_free(panel);
-	return result;
+	cui_del(panel);
+	return host_port_result;
 }
 
 int