function chk_cmt_form()
	{
	var swans = document.getElementById("swans").innerHTML;
	var secureword = document.comment_form.secureword.value;
	var name = document.comment_form.name.value;
	var email = document.comment_form.email.value;
	var comment = document.comment_form.comment.value;
	var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
	
	if (name == '' || name == null || email == '' || email == null|| comment == '' || comment == null || secureword == '' || secureword == null)
		{
		alert ('All fields are cumpulsory.\nPlease Try again.');
		return false;
		}
	else if(reg.test(email) == false)
		{
		alert('Invalid Email Address');
		return false;
		}
	else if (swans != secureword)
		{
		alert ('Validation answer is not correct.\nPlease Try again.');
		document.getElementById('secureword').style.value = '';
		return false;
		}
	else
		{
		return true;
		}
	}