function pokazi(id)
{

document.getElementById(id).style.display = "block";

}

function sakrij(id)
{
document.getElementById(id).style.display = "none";
}
function font(size) {
    document.getElementById("Sadrzaj").style.fontSize = size;
    document.cookie = 'fontsize=' + size + ';';
   
}

function fontinc() {
    var font = document.cookie.split(';');
    var size = document.getElementById("Sadrzaj").style.fontSize
    if (size == "")
        size = '12px';
    size = size.split('px')[0];
    if(size<20)
    size++;
    document.getElementById("Sadrzaj").style.fontSize = size + "px";


}

function fontdec() {
    var font = document.cookie.split(';');
    var size = document.getElementById("Sadrzaj").style.fontSize
    if (size == "")
        size = '12px';
    size = size.split('px')[0];
    if (size >6)
        size--;
    document.getElementById("Sadrzaj").style.fontSize = size + "px";


}


function readfont() {
    if (document.cookie != null) {
        var font = document.cookie.split(';');
        var size = font[0].split('=')[1];
        document.getElementById("Sadrzaj").style.fontSize = size;
    }



}