function setSelectSelected(obj, v)
{
    var ops = obj.options;
    if (ops.length == 0) return '';
   
    for (var i = 0; i < ops.length; i++)
    {
        if (ops[i].value == v)
        {
            ops[i].selected = "selected";
            return;
        } 
    }   
}

function getParameter(param)
{
    var query = window.location.search;
    var iLen = param.length;
    var iStart = query.indexOf(param);
    if (iStart == -1)
      return "";
    iStart += iLen + 1;
    var iEnd = query.indexOf("&", iStart);
    if (iEnd == -1) return query.substring(iStart);
    return query.substring(iStart, iEnd);
}