function checkEmail()
{
	var email=document.Mlist.EmailAddress.value;

	if (email.length == 0)
	{
		alert("Please enter your email address.")
		document.Mlist.EmailAddress.focus();
	}
	else if (email.indexOf(".") == -1)
	{
		alert("Please make sure your email address has a '.' in it.")
		document.Mlist.EmailAddress.focus();
	}
	else if (email.indexOf("@") == -1)
	{
		alert("Please make sure your email address has a '@' in it.")
		document.Mlist.EmailAddress.focus();
	}
	else if (email.indexOf(" ") != -1)
	{
		alert("Your email address cannot contain spaces.")
		document.Mlist.EmailAddress.focus();
	}
	else if (email.indexOf("'") != -1 || email.indexOf('"') != -1)
	{
		alert("Your email address cannot contain quotes.")
		document.Mlist.EmailAddress.focus();
	}
	else 
	{
		document.Mlist.submit();
	}
}