function linkPopup(href, name, width, height, resizable)
{
    var win = window.open(href, name, "scrollbars=1, toolbar=0, width=" + width + "px, height=" +  height + "px, resizable=" + resizable);
    win.focus();
    
    return false;
}

var shoppingSearchInputDefaultText = "What are you shopping for?";
        
function shoppingSearchInput_Focus(sender)
{
    sender = $(sender);
    
    if (sender.value == shoppingSearchInputDefaultText)
    {
        sender.clear();
        sender.setStyle({color:"#333333"});
    }
}

function shoppingSearchInput_Blur(sender)
{
    sender = $(sender);
    
    if (!sender.present())
    {
        sender.value = shoppingSearchInputDefaultText;
        sender.setStyle({color:""});
    }
}

function $RF(el, radioGroup)
{
    if ($(el).type && $(el).type.toLowerCase() == 'radio')
    {
        var radioGroup = $(el).name;
        var el = $(el).form;
    }
    else if ($(el).tagName.toLowerCase() != 'form')
    {
        return false;
    }

    var checked = $(el).getInputs('radio', radioGroup).find(function(re) { return re.checked; });
    
    return (checked) ? $F(checked) : null;
}