// JavaScript Document

function check_newsletter() {
	if(checkemail()) {
		document.getElementById('act').value='insert_email';
		document.newsletter.submit();
	}
}

/*function checkemail() {
	var str=document.getElementById('email').value;

	var filter=/^(\w+(?:\.\w+)*)@((?:\w+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i

	if (filter.test(str)) testresults=true;
	else {
		alert("Enter correct email adress!")
		testresults=false;
	}
	return (testresults)
}*/

function checkemail() {
	var addr = document.getElementById('email');
	var filter = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
	if (!filter.test(addr.value)) {
		alert('Please provide a valid email address');
		addr.focus();
		return false;
	}
	return true;
}