function testMailBig(F)
{
    if(F.elements.Name.value=='')
    {
        return false;
    }
    if(F.elements.EMail.value=='')
    {
        return false;
    }
    if(F.elements.FriendName.value=='')
    {
        return false;
    }
    if(F.elements.FriendEMail.value=='')
    {
        return false;
    }
    if (checkemail(F.elements.EMail.value)==false)
    {
        return false;
    }
    if (checkemail(F.elements.FriendEMail.value)==false)
    {
        return false;
    }
}
function testMailBig2(F)
{
    if(F.elements.Name.value=='')
    {
        return false;
    }
    if(F.elements.EMail.value=='')
    {
        return false;
    }
    if (checkemail(F.elements.EMail.value)==false)
    {
        return false;
    }
}
function checkemail(str)
{
    var testresults=true
    var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
    if (filter.test(str))
        testresults=true
    else
    {
        testresults=false
    }
    return (testresults)
}