// javascript for setting, getting and deleting cookies
//
function getCookie (name)
{
    var dcookie = document.cookie; 
    var cname = name + "=";
    var clen = dcookie.length;
    var cbegin = 0;
    while (cbegin < clen) {
	var vbegin = cbegin + cname.length;
	if (dcookie.substring(cbegin, vbegin) == cname) { 
	    var vend = dcookie.indexOf (";", vbegin);
	    if (vend == -1) vend = clen;
	    return unescape(dcookie.substring(vbegin, vend));
	}
	cbegin = dcookie.indexOf(" ", cbegin) + 1;
	if (cbegin == 0) break;
    }
    return null;
}

function setCookie (name, value, expires)
{
    if (!expires) expires = 9000000; // 15,000 minutes (10.4 days)
    var the_future = new Date();
    var expdate = the_future.getTime();
    expdate += expires*1000;
    the_future.setTime(expdate);
    document.cookie = name + "=" + escape (value) + 
	"; domain=.danheller.com; expires=" + the_future.toGMTString() +
	"; path=/";
}

function delCookie (name)
{
    // var expireNow = new Date();
    document.cookie = name + "=; expires=Thu, 01-Jan-70 00:00:01 GMT; path=/";
}