prvni retezec:
            <input class="in" type="text" name="pdbid1" id="pdbid1" size="4" />&nbsp;
            znak:
            <input class="in" type="text" name="chainid1" id="chainid1" size="1" />
          </div>
      <div class="spacer_10"><!--formatting space--></div>

          <div class="spacer_10"><!--formatting space--></div>
          <div class="sub14">
            druhy retezec:
            <input class="in" type="text" name="pdbid2" id="pdbid2" size="4" />&nbsp;
            znak:
            <input class="in" type="text" name="chainid2" id="chainid2" size="1" />
          </div>
          <div class="spacer_20"><!--formatting space--></div>

            <input class="button_large" type="submit" value="submit">
        </form>