$(document).ready(function()
{
    /* Users / Register */

$('#know_agency').trigger('change');
});

/* Main / Contact */

/* Cacher un élément */
function hideElement(id){
    if (document.getElementById && document.getElementById(id) != null){
        document.getElementById(id).style.visibility='hidden';
        document.getElementById(id).value='';
    }
}

/* Hide element from select value */
function showknownelement(val){

    if ($('#know_agency').val() == 'other'){
        displayElement('know_agency_othertxt', 'show');
    } else {
        displayElement('know_agency_othertxt', 'hide');
    }
}