<!--

function checkMail(x)
{
	var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if (filter.test(x)) 
		return true;
	else 
		return false;
}

function chkfrm()
{
  var form = document.emailform;
   
  if (!checkMail(form.email.value))
  {
  	alert("Please enter a valid email address!");
  	form.email.focus();
  	return false;
  }
}

function over(c) 
{
  c.style.backgroundColor='#CCCC66';
}

function out(c) 
{
  c.style.backgroundColor='#6666CC';
}
// -->