// JavaScript Document
function checkemail()
{
var e=document.getElementById('email').value;
if(!emailverify(e))
	{
		alert('Please fill a valid email address.');
		return false;
	}
	return true;

}
function checkUnsubscribe()
	{
		
		var u1=document.getElementById('name').value;
		var u2=document.getElementById('email').value;
		var u3=document.getElementById('comment').value;
		if(u1=="")
			{
			alert('Please fill your name.');
			return false;
			}
		else if(!emailverify(u2))
			{
			alert('Please fill a valid email address.');
			return false;
			}
		else if(u3=="")
			{
			alert('Please fill the comment.');
			return false;
			}
	return true;
	}