var sURL = document.location.href.toLowerCase();

if (sURL.indexOf("aspx") < 0 || sURL.indexOf("default.aspx") > -1)
{        
    document.getElementById("homelink").className = "current";
}
else if (sURL.indexOf("webdesign.aspx") > -1)
{
    document.getElementById("designlink").className = "current";
}
else if (sURL.indexOf("portfolio.aspx") > -1)
{
    document.getElementById("portfoliolink").className = "current";
}
else if (sURL.indexOf("ecommerce.aspx") > -1)
{
    document.getElementById("ecommercelink").className = "current";
}
else if (sURL.indexOf("contentmanagement.aspx") > -1)
{
    document.getElementById("cmslink").className = "current";
}
else if (sURL.indexOf("hosting.aspx") > -1)
{
    document.getElementById("hostinglink").className = "current";
}
else if (sURL.indexOf("contact.aspx") > -1 || sURL.indexOf("confirm.aspx") > -1)
{
    document.getElementById("contactlink").className = "current";
}