function poprawWysokosc(){
    obj1=document.getElementById('tresc');
    obj2=document.getElementById('meni');
    if(obj1.clientHeight<obj2.clientHeight){
        obj1.style.height=(obj2.clientHeight+20)+"px";
    }
}
function dodajTarget(){
    var klasa=/linkNoweOkno/i;
    obj = document.getElementsByTagName('a');
    for (i=0; i<obj.length; i++) {
        val = obj[i];
        if (klasa.test(val.className)) {
            val.target="blank";
        }
    }
}