function ShowImage(id)
{

            document.getElementById(id).className = 'show';


}

function HideImage(id)
{

            document.getElementById(id).className = 'hide';

}

function ShowModual(msg)
{

            //re initialize style proporties of modal popup to default
            document.getElementById('ctl00_MsgTable').className = "hide";
            document.getElementById('ctl00_loader').className = "show";


var validated = Page_ClientValidate('group1');
if (validated) {



    var extender = $find('ctl00_ModalPopupExtender1');
    document.getElementById('ctl00_Label1').innerText = msg;

    extender.show();

}

}