jquery dialog iframe reload bug

_moveToTop: function( event, silent ) {

this.uiDialog.css('zIndex','1'+new Date().getTime().toString().substring(7));

return true;

/*

var moved = !!this.uiDialog.nextAll(":visible").insertBefore( this.uiDialog ).length;

if ( moved && !silent ) {

this._trigger( "focus", event );

}

return moved;

*/

},