//
// css version select
//

function setStyles(cssDir)
{
    if( (navigator.appVersion).indexOf( "Macintosh" ) != -1 )
        return( cssDir + "/styles-mac.css" );
    if ( ( navigator.appName).indexOf("Netscape") != -1)
        return(  cssDir + "/styles-net.css" );
    return( cssDir + "/styles.css" );
}



//
// --- Window handling
//
function openPriceChartWindow(url, name)
{
    window.open(url, name, "scrollbars=no,width=570,height=510,top=0,left=165");
}


function openUsdaChartWindow(url, name)
{
    window.open(url, name, "scrollbars=no,width=570,height=510,top=0,left=165");
}


function openReportWindow(url, name)
{
    window.open(url, name, "scrollbars=yes,width=450,height=250,top=0,left=165");
}


function tofront()
{
    top.focus();
}


//
// --- Mainmenu ---
//
var menu_images_dir = '../images';
var menu_images_src = new Array;


function menuOnMouseOver(img_id, ext)
{
    if (!menu_images_src[img_id]) {
        menu_images_src[img_id] = document.getElementById(img_id).src;
    }
    if (menu_images_src[img_id])
        document.getElementById(img_id).src = menu_images_dir + '/menu_pfeil' + ext + ".gif";
}


function menuOnMouseOut(img_id)
{
    if (menu_images_src[img_id])
        document.getElementById(img_id).src = menu_images_src[img_id];
}