int hSize = hiddenColumns.size();
for (int i = 0; i < hSize; i++)
{
int[] region = (int[]) hiddenColumns.elementAt(i);
if (region[0] > start && start + change > region[1])
{
int hSize = hiddenColumns.size();
for (int i = 0; i < hSize; i++)
{
int[] region = (int[]) hiddenColumns.elementAt(i);
if (region[0] > start && start + change > region[1])
{