[FIX] Fix some tipsy stuff

Autobound on 'n' fails with absolute positioned elements.

Make tipsy checks that it's element is still attached to another element

bzr revid: fme@openerp.com-20120209105401-1jl11sy9z1qdwu3t

addons/web/static/lib/jquery.tipsy/jquery.tipsy.js

@@ -18,6 +18,10 @@
     
     Tipsy.prototype = {
         show: function() {
+            $('div.tipsy').stop().remove();
+            if (!this.$element.parent().length) {
+                return;
+            }
             var title = this.getTitle();
             if (title && this.enabled) {
                 var $tip = this.tip();

addons/web/static/src/js/view_form.js

@@ -867,7 +867,7 @@ openerp.web.form.Widget = openerp.web.OldWidget.extend(/** @lends openerp.web.fo
                         debug: openerp.connection.debug,
                         widget: widget
                 })},
-                gravity: $.fn.tipsy.autoBounds(50, 'n'),
+                gravity: $.fn.tipsy.autoBounds(50, 'nw'),
                 html: true,
                 opacity: 0.85,
                 trigger: 'hover'