if (!window.Spark) Spark=new Object();
if (!window.Spark.Modules) Spark.Modules=new Object();
if (!window.Spark.Modules.LeadManagementForms) Spark.Modules.LeadManagementForms=new Object();
if (!window.Spark.Modules.LeadManagementForms.Enewsletter) Spark.Modules.LeadManagementForms.Enewsletter=new Object();

Spark.Modules.LeadManagementForms.Enewsletter.NewsletterValidation=function()
{
    input = document.getElementById(ContactOptionsId).getElementsByTagName("input");
    if(input[0].id.lastIndexOf('eNewsletter_0')!=-1)
    {
        yes=input[0];
        no=input[1];
    }
    else 
    {
        no=input[0];
        yes=input[1];
    }
    if((yes.checked==true ) || (yes.checked==false && no.checked==false))
        return true;
    else if (no.checked==true)
    {
        if(confirm('To susbscribe to the monthly Renaultsport e-newsletter, please select OK. Otherwise, please select cancel.'))
        {   
            yes.checked=true;
            return true;
        }
        else
        {
            no.checked=true;
            return false;
        }
    }
    else 
        return false;
}