code: public String buttonBarLineSpacer(int pixel) {
  
          StringBuffer result = new StringBuffer(128);
          result.append(
              "<td><span class=\"norm\"><span unselectable=\"on\" class=\"txtbutton\" style=\"padding-right: 0px; padding-left: ");
          result.append(pixel);
          result.append("px;\"></span></span></td>\n");
          return result.toString();
      }
docs: Generates a variable button bar separator line spacer.<p>
  
  @param pixel the amount of pixel space
  
  @return a variable button bar separator line spacer