function openProzor(stranica,sirina,visina,prop) {

    if (!prop || prop==''){

        var podaci = 'toolbar=no,location=no,directories=no,status=no,scrollbars=no,menubar=0,resizable=no,copyhistory=no,width=' + sirina + ',height=' + visina 

        win = window.open(stranica,'_blank',podaci);

    }else{

        if (sirina)

            prop +=',width=' + sirina.toString();

        if (visina)

            prop +=',height=' + visina.toString();

        win = window.open(stranica,'_blank',prop);
    }
}

function openpage(target, opis) {
    window.open(target, opis,
            "menubar=yes,location=no,menus=yes,dependent=yes, directories=no,hotkeys=no,titlebar=no,toolbar=yes,resizable=yes,scrollbars=yes,width=750,height=" + (screen.height - 50) + ",left=0,top=0");
}