function displayAlert(msg)
{
	if(msg) $('msg_div').innerHTML = msg;
	$('alert_div').style.display = '';
	$('global_err').style.display = 'none';
	$('alert_div').className = 'alert_show';

}

function displayAlertLogin(msg)
{
	if(msg) $('msg_div_login').innerHTML = msg;
	$('alert_div_login').style.display = '';
	$('global_err').style.display = 'none';
	$('alert_div_login').className = 'alert_show';

}

function displayAlertAdd(msg)
{
	$('showTr').style.display = '';
	if(msg) $('msg_div_add').innerHTML = msg;
	$('alert_div_add').className = 'alert_show';
}

/*
*
*/

function tradeinValid()
{
	if(alltrim($F('product')) == '')
	{
		displayAlertLogin("Product is blank!");
		$('product').focus();
		return false;
	}
	if(alltrim($F('name')) == '')
	{
		displayAlertLogin("Name is blank!");
		$('name').focus();
		return false;
	}
	if(alltrim($F('address')) == '')
	{
		displayAlertLogin("Address is blank!");
		$('address').focus();
		return false;
	}
	if(alltrim($F('email')) == '')
	{
		displayAlertLogin("Email is blank!");
		$('email').focus();
		return false;
	}
	if(alltrim($F('email')) != '') {
		if(!checkEmail(alltrim($F('email')))) {
			displayAlertLogin("Enter a valid Email!");
			$('email').select();
			$('email').focus();
			return false;
		}
	}
	if(alltrim($F('productWorth')) == '')
	{
		displayAlertLogin("Product worth is blank!");
		$('productWorth').focus();
		return false;
	}
	if(alltrim($F('productCondition')) == '')
	{
		displayAlertLogin("Product Condition is blank!");
		$('productCondition').focus();
		return false;
	}
}

function cleartradeinform()
{
	$('product').value = '';
	$('name').value = '';
	$('address').value = '';
	$('email').value = '';
	$('productWorth').value = '';
	$('productCondition').value = '';
	return false;
}