function getCity (prov){
    var url = "inc/ajax.php";
    $('cap').hide();
    $('city').hide();
    $('pharm').hide();

    if(prov!=0) {
        new Ajax.Request(
            url,
            {method:"post",
            onComplete:function(datax){$('city').innerHTML = datax.responseText;},
            parameters:{mode:"city",prov:prov}
            });
        $('city').show();
    }
}

function getCap (city){
    var url = "inc/ajax.php";
    $('pharm').hide();
    $('cap').hide();

    if(city!=0){
        new Ajax.Request(
            url,
            {method:"post",
            onComplete:function(datax){$('cap').innerHTML = datax.responseText;},
            parameters:{mode:"cap",ct:city}
            });
        $('cap').show();
    }
}

function getPharm(cap){   
    var url = "inc/ajax.php";
    $('pharm').hide();

    if(cap!=0){
        new Ajax.Request(
            url,
            {method:"post",
            onComplete:function(datax){$('pharm').innerHTML = datax.responseText;},
            parameters:{mode:"pharm",cap:cap}
            });
        $('pharm').show();
    }
}