function validateContactform()

{
var at = document.getElementById('email').value.indexOf("@")
var name = document.getElementById('name').value
var comments = document.getElementById('comments').value
var errors = ''
var submitok = "True"
	
if (at == -1) 
 	{
 	errors = errors + "- A valid e-mail address is required.\n";
	submitok = "False";
 	}
if (name == '') 
 	{
 	errors = errors + "- A name is required.\n";
	submitok = "False";
 	}
if (comments == '') 
 	{
 	errors = errors + "- A message is required.\n";
	submitok = "False";
 	}
if (submitok == "False")
 	{
 	alert("The following error(s) have occurred: \n\n" + errors);
 	return false;
 	}
}