[jQuery] Cluetip with trigger

[mohsin]

i want to use triger in cluetip onShow ...but unable to tigger event .
my code is

$("#aprice_down").cluetip(
                {
                        local:false,
                        activation:'click',
                        sticky:true,
                        width:'610px',
                        height:'420px',
                        positionBy:'mouse',
                        closePosition: 'title',
                        onShow:function()
                        {
                            $
("#txt_preseller_percent").trigger("blur");

                        },
                        closeText:'<img 
src="'+this_domain+'/images/common/cross.jpg" />'
                });