function chkSub(){
	var strfullname;
	var email;
	
	strfullname = document.form.txt_fullname;
	email = document.form.txt_email;
	
	var msgstrfullname;
	var msgemail;
	
	msgerrorsubscribe = msg_subscribe;
		
	///////////////////////////////////////////////////////////////////////////
	if(strfullname.value == "")
	{
		msgerrorsubscribe.innerText = "Name Required."
		strfullname.focus();
		return false;
	}
	else
	{
		var filter  = /^([a-zA-Z ])+$/;
		if (filter.test(strfullname.value))
		{
			msgerrorsubscribe.innerText = ""
		}
		else
		{
			msgerrorsubscribe.innerText = "Invalid Entry."
			strfullname.focus();
			return false;
		}
	}
	
	//////////////////////////////////////////////////////////////////////////
	if(email.value == "")
	{
		msgerrorsubscribe.innerText = "Email Required."
		email.focus();
		return false;
	}
	else
	{
		var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9])+$/;
		if (filter.test(email.value))
		{
		}
		else
		{
			msgerrorsubscribe.innerText = "Invalid Entry."
			email.focus();
			return false;
		}
	}
}