function validateForm(freesampleform)
{

if(""==document.forms.freesampleform.first_name.value)
{
alert("Please enter your first name.");
return false;
}

if(""==document.forms.freesampleform.last_name.value)
{
alert("Please enter your last name.");
return false;
}

if(""==document.forms.freesampleform.email.value)
{
alert("Please enter your email address.");
return false;
}

if(""==document.forms.freesampleform.street.value)
{
alert("Please enter your street address.");
return false;
}

if(""==document.forms.freesampleform.city.value)
{
alert("Please enter your city.");
return false;
}

if(""==document.forms.freesampleform.state.value)
{
alert("Please enter your state.");
return false;
}

if(""==document.forms.freesampleform.zip.value)
{
alert("Please enter your zip code.");
return false;
}


}