var images = new Array(14);

function preloadImages()
{
    if (document.images) 
    {
        for(i=0;i<14;i++) {
            img = new Image();
            img.src = '../image/mapa_' + (i + 1) + '.gif';
            images[i] = img;
        }
        
    }
}

function getParameter( name )
{
    var regexS = "[\\?&]"+name+"=([^&#]*)";
    var regex = new RegExp( regexS );
    var tmpURL = window.location.href;
    var results = regex.exec( tmpURL );
    if( results == null )
        return "";
    else
        return results[1];
}

function showKraj(id_kraj)
{
    document.getElementById('mapa').src = '../image/mapa_'+id_kraj+'.gif';
}

function hideKraj(id_kraj) 
{
    var imgId; 
    
    imgId = getParameter('kraj');
    
    if(imgId == '' || !imgId.match(/\d/)) {
        imgId = '0';
    }

    document.getElementById('mapa').src = '../image/mapa_'+imgId+'.gif';
}