function validateMessage()
{
	var valid = true;
	var theForm = document.forms[0];
	if(theForm.comment.value==""){
		document.getElementById('err_comment').style.display = 'inline';
		valid = false;
	}else{
		document.getElementById('err_comment').style.display = 'none';
	}
	if(theForm.email.value == "" || !(/^\w+([\+\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(theForm.email.value ))){
		 document.getElementById('err_email2').style.display = 'inline';
		 valid = false;
	} else { 
	 	document.getElementById('err_email2').style.display = 'none'; 
	}
	
	return valid;
}

function validateUser()
{
  var valid = true;
  var theForm = document.forms[0];
  if(theForm.email.value == "" || !(/^\w+([\+\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(theForm.email.value ))){
	document.getElementById('err_user').style.display = 'inline';
	valid = false;
  } else { 
	document.getElementById('err_user').style.display = 'none'; 
  }
  if(theForm.password.value == ""){
	document.getElementById('err_pass').style.display = 'inline';
	valid = false;
  } else { 
	document.getElementById('err_pass').style.display = 'none'; 
  }
  return valid;
}

function validateMember()
{
  var valid = true;
  var theForm = document.forms[0];	
	for(i=0;i<theForm.elements.length;i++){
		if(theForm.elements[i].type == 'text' || theForm.elements[i].type == 'password'){
			var elId = document.getElementById('err_'+theForm.elements[i].name);
			if(theForm.elements[i].value == ""){
				valid = false; 
				elId.style.display = 'inline';
			}else{
				elId.style.display = 'none';
			}
		}
	}
	
	if(theForm.email.value == "" || !(/^\w+([\+\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(theForm.email.value ))){
		 document.getElementById('err_email2').style.display = 'inline';
		 valid = false;
	} else { 
	 	document.getElementById('err_email2').style.display = 'none'; 
	}
	
	return valid;
}