var pagecookie = "";
var fs_Standard = '0.9';
var fs_Big = '1';
var fs_Biggest = '1.1';

var documentFontsize = fs_Standard;

storedFontsize = readCookie("fontsize");
if (storedFontsize != null)
{
    documentFontsize = storedFontsize;
}


// maillinks
function mymailtoLink(part1, part2) {
    if(part1 && part2) {
        window.location.href="mailto:"+part1+"@"+part2;
        return true;
    }
    return false;      
}

// fontsizer
function setDocumentFontsize(aSize)
{
    var FontSize = fs_Standard;
    if (!isNaN(aSize)) FontSize = aSize;
    document.getElementsByTagName('body')[0].style.fontSize = aSize+'em';
    createCookie("fontsize", FontSize, 60);
}

// cookie handling
function createCookie(name,value,days)
{
    var expires = "";
    if (days) {
        var date = new Date();
        date.setTime(date.getTime()+(days*24*60*60*1000));
        expires = "; expires="+date.toGMTString();
    }
    document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
    var nameEQ = name + "=";
    var ca = document.cookie.split(';');
    for(var i=0;i < ca.length;i++) {
        var c = ca[i];
        while (c.charAt(0)==' ') c = c.substring(1,c.length);
        if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
    }
    return null;
}

function eraseCookie(name) {
    createCookie(name,"",-1);
}