function ResetLargeNewsletter(){

	var txtFirstName = getElementNewsletterLarge('txtFirstName');
	txtFirstName.value = txtFirstName.defaultValue;
	var txtComments = getElementNewsletterLarge('txtComments');	
	txtComments.value = txtComments.defaultValue;	
	var txtEmail = getElementNewsletterLarge('txtEmail');
	txtEmail.value = txtEmail.defaultValue;
}
function OnSubmitLargeNewsletter()
{
	var txtFirstName = getElementNewsletterLarge('txtFirstName');	
	var txtEmail = getElementNewsletterLarge('txtEmail');	
	var txtComments = getElementNewsletterLarge('txtComments');	
	
	var contactDate = getElementNewsletterLarge('contactDate');	
	var hdnContactFormID = getElementNewsletterLarge('hdnContactFormID');
	var hdnContactFormType = getElementNewsletterLarge('hdnContactFormType');

	if (ValidateDataLargeNewsletter(txtFirstName, txtEmail, txtComments,contactDate)==true)	
	{
		element = getElementNewsletterLarge('NewsletterLargeSignUp');
		element.value = 'Yes';
		var FormLargeNewsletter=document.getElementById('FormLargeNewsletter');
		FormLargeNewsletter.submit();
		return true;
	}	
	return false;
}


function ValidateDataLargeNewsletter(FirstName, Email, Comment, contactDate)
{
	if (contactDate.value != "")
	{
		return false;
	}
	
	FirstName.value=trim(FirstName.value);  	
  	Email.value=trim(Email.value);  	
  	Comment.value=trim(Comment.value);
	
	if ((FirstName.value == "") || (FirstName.value == FirstName.defaultValue))
	{
		alert('Please, enter your name.');
		FirstName.focus();
		return false;
	}
			

	
	if ((Email.value == "") || (Email.value == Email.defaultValue))
	{
		alert('Please, enter your email.');
		Email.focus();
		return false;
	}
	else
	{
		if(!ValidateEmail(Email.value))
		{
			alert("Please check the emails address");
			Email.focus();
			return false;
		}
	}
	
	if ((Comment.value == "") || (Comment.value == Comment.defaultValue))
	{
		alert('Please, enter your comments.');
		Comment.focus();
		return false;
	}

	return true;
}

function ValidateEmail(valor)
{
	if (/\w+([-+.']\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*/.test(valor))
	return true;
	else
	return false;
}

function HasNumbers(valor) 
{
    if (/[0-9]/.test(valor))
            return true;
    else
            return false;
}



function clearText(thefield) {
  if (thefield.defaultValue==thefield.value) { thefield.value = "" }
}
 
function replaceText(thefield) {
  if (thefield.value=="") { thefield.value = thefield.defaultValue }
}

function trim(myString)
{
 return myString.replace(/^\s+/g,'').replace(/\s+$/g,'')
}

function getElementNewsletterLarge(name)
{
	var object = null;
	var tbLargeContact=document.getElementById('tbLargeNewsletter'); 
	for (var i=0; i<tbLargeContact.rows.length; i++)
    {
        for (var j=0; j<tbLargeContact.rows[i].cells.length; j++)
        {
            for (var k=0; k<tbLargeContact.rows[i].cells[j].childNodes.length; k++)
            {                
                if(tbLargeContact.rows[i].cells[j].childNodes[k].id == name)
                {
                    object = tbLargeContact.rows[i].cells[j].childNodes[k];
                    return object;
                }
            }
        }
        
    }    
}