<?php
$installer = $this;
$installer->startSetup();

try {
	$table = $installer->getTable('sales_flat_quote');
	$installer->run("ALTER TABLE $table ADD pacsoft_flexmessage varchar(255);");
} catch(Exception $e) {
	Mage::log($e->getMessage(),null,'pacsoft.log',true);
}
try {
	$table = $installer->getTable('sales_flat_order');
	$installer->run("ALTER TABLE $table ADD pacsoft_flexmessage varchar(255);");
} catch(Exception $e) {
	Mage::log($e->getMessage(),null,'pacsoft.log',true);
}	

$installer->endSetup();