private void executeButton_Click(object sender, EventArgs e)
{
if (statusTB.Text.Equals("JOBS ENDED"))
{
initQueue();
}
addJobButton.Enabled = false;
executeButton.Enabled = false;
suspendButton.Enabled = true;
quantumTB.Enabled = false;
statusTB.Text = "EXECUTING";
scheduler.Execute();
}