function Show(id)
{
	a = document.getElementById(id);
	if(a.style.display=='none') { a.style.display=''; }
}
function NShow(id)
{
	a = document.getElementById(id);
	if(a.style.display=='') { a.style.display='none'; }
}



function checkEmail(email) 
{
	var re  = /^([a-zA-Z0-9_.-])+@(([a-zA-Z0-9-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if (re.test(email))
		return true;
	else
		return false;
}
function Validate()
{
	a = true;
	if(document.forms['contact-form'].fname.value=='') { a = false; }
	if(document.forms['contact-form'].lname.value=='') { a = false; }
	if(document.forms['contact-form'].email.value=='') { a = false; }
	if(document.forms['contact-form'].comments.value=='') { a = false; }
	if (!checkEmail(document.forms['contact-form'].email.value)) { a = false; }
	return a;
}