$(document).ready(function () {

    // Ta condition ici

    $("#div_actions").append("<a id='Lu' style='color:grey;cursor: not-allowed;opacity: 0.5;text-decoration: none;' href=\"/\" onclick=\"return false;\" target=\"POP_Saisie_Lu\"><div class=\"Bouton_Action_Viewer\" id=\"Bouton_Valider\" style=\"width: 200px;\"><div class=\"Logo_Bouton_Action_Viewer\"><div class=\"icon-checkmark icone-bouton\" style=\"font-size:45px;display:inline-block;\"></div></div><div  class=\"Label_Bouton_Action_Viewer\">J'ai pris connaissance</div></div></a>");


    jQuery(
        function($){
            $('#ZDV_Pages').unbind('scroll');
            $('#Lu').css('color','green');
            $('#Lu').css('cursor','pointer');
            $('#Lu').attr('href', "javascript:console.log('');"); 
            $("#Lu").attr("onclick","popup('"+ Url_Site +"/../_ClientSpecific/coll_80_Form_Lu_Doc.php?Coll_Id="+ Coll_Id +"&Res_Id="+Res_Id+"', 'POP_Saisie_Lu')");
        }
    );
});