function validate(x) {
	if (x.Customer_Name.value=='') {
		alert('Please enter your Name...');
		x.Customer_Name.focus();
		return false;
	}
	if (x.eMail_Address.value=='') {
		alert('Please enter your e-mail address...');
		x.eMail_Address.focus();
		return false;
	}
	emailregexp = /^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;
	if (!emailregexp.test(x.eMail_Address.value)) {
		alert('Please enter a valid email address...');
		x.eMail_Address.focus();
		return false;
	}
	if (x.eMail_Address.value!=x.Confirm.value) {
		alert('Your e-mail address and confirmation e-mail are not the same...');
		x.Confirm.focus();
		return false;
	}

return true;
}

function attach_file(p_script_url) {
	script = document.createElement('script');
	script.src = p_script_url;
	document.getElementsByTagName('head')[0].appendChild(script);
}

function fixconfirm(x) {
	x.value="";
	x.className='fixed';
}

function breakconfirm(x) {
	x.value="Please type the same e-mail address in here again";
	x.className='empty';
}

function showhideduration() {
	if (document.getElementById('Similans_KohBon').checked||document.getElementById('Similans_Richelieu').checked) {
		document.getElementById('duration').style.display='inline';
	} else {
		document.getElementById('duration').style.display='none';
	}
}