function iKeyword(obj,type){
    var init="Mot clé ...";
    switch(type){
        case 1:
            if(obj.value==init){obj.value="";}
            obj.style.cssText="color:black";
            break;
        case 2:
            if(obj.value==""){
                obj.value=init;
                obj.style.cssText="";
            }else{
                obj.style.cssText="color:black";
            }
        break;
    }
}

function checkKeyword(f){
    var k=(f.elements["keyword"].value).replace(/[\']/g,"");
    f.elements["keyword"].value = k;
    if("Mot clé ..."==k||""==k){
        alert("Indiauer Mot clé ");
        return false;
    }
    f.elements["page"].value = 1;
    return true;
}