var params = Spry.Utils.getURLHashParamsAsObject(window.location.hash);
//var params;
function sethash(hname, hvalue) 
{
    var hashstr = "";
    //var params = Spry.Utils.getURLHashParamsAsObject(window.location.hash);
    if (params) {
        eval('params.' + hname + '= ' + hvalue);

        for (var i in params) 
        {
            hashstr = hashstr + i + '=' + params[i] + '&'
        }
        window.location.hash = hashstr.substr(0, hashstr.length - 1);
    }
}

function getHash(hname) 
{
    var hashstr = "";
    //var params = Spry.Utils.getURLHashParamsAsObject(window.location.hash);
    if (params) {
        for (var i in params) {
            if (i == hname) {
                hashstr = params[i];
                break;
            }
        }
    }
    return hashstr;
}