add:   yuiDialog.element.style.display = "none"; 
context:     _dialog: function(dialog) {        var isModal = ORBEON.util.Dom.hasClass(dialog, "xforms-dialog-modal");        var hasClose = ORBEON.util.Dom.hasClass(dialog, "xforms-dialog-close-true");        var draggable = ORBEON.util.Dom.hasClass(dialog, "xforms-dialog-draggable-true");        ORBEON.util.Dom.removeClass(dialog, "xforms-initially-hidden");        yuiDialog = new YAHOO.widget.Dialog(dialog.id, {            modal: isModal,            close: hasClose,            visible: false,            draggable: draggable,            fixedcenter: true,            constraintoviewport: true,            underlay: "shadow"        });        yuiDialog.beforeHideEvent.subscribe(ORBEON.xforms.Events.dialogClose, dialog.id);        yuiDialog.render();        ORBEON.xforms.Globals.dialogs[dialog.id] = yuiDialog;    }
meta: 5390	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5390/1460ea530f9559acc8fbd979cb2bbad1fdf29f96/xforms.js/buggy/src/resources-packaged/ops/javascript/xforms.js