private void jTextArea3KeyPressed(java.awt.event.KeyEvent evt) {//GEN-FIRST:event_jTextArea3KeyPressed
		String txt;
		txt = jTextArea3.getText();
		if (txt.length() > 500) {
			jTextArea3.setText(txt.substring(0, 500));
		}
    }//GEN-LAST:event_jTextArea3KeyPressed