document.write("<optgroup label=Communication>Communication</optgroup>");

document.write("<option value='1' >&nbsp;&nbsp;&nbsp;ADSL2+</option>");

document.write("<option value='2' >&nbsp;&nbsp;&nbsp;Indoor AP Router</option>");

document.write("<option value='3' >&nbsp;&nbsp;&nbsp;Fax Modem</option>");

document.write("<option value='4' >&nbsp;&nbsp;&nbsp;LAN Card</option>");

document.write("<option value='16' >&nbsp;&nbsp;&nbsp;Router</option>");

document.write("<option value='20' >&nbsp;&nbsp;&nbsp;Wireless Adapter</option>");

document.write("<option value='25' >&nbsp;&nbsp;&nbsp;Switch</option>");

document.write("<option value='34' >&nbsp;&nbsp;&nbsp;3.5G SIM Card Modem</option>");

document.write("<option value='60' >&nbsp;&nbsp;&nbsp;Bluetooth Dongle</option>");

document.write("<option value='66' >&nbsp;&nbsp;&nbsp;Mini PCI-E</option>");

document.write("<option value='77' >&nbsp;&nbsp;&nbsp;Mini  PCI  </option>");

document.write("<option value='84' >&nbsp;&nbsp;&nbsp;Outdoor AP Router</option>");

document.write("<optgroup label=Flash Memory>Flash Memory</optgroup>");

document.write("<option value='6' >&nbsp;&nbsp;&nbsp;MP3 Player  </option>");

document.write("<option value='7' >&nbsp;&nbsp;&nbsp;MP4 Player</option>");

document.write("<option value='8' >&nbsp;&nbsp;&nbsp;Pen Drive</option>");

document.write("<optgroup label=LCD Monitor>LCD Monitor</optgroup>");

document.write("<option value='55' >&nbsp;&nbsp;&nbsp;14.1-inch Wide</option>");

document.write("<option value='56' >&nbsp;&nbsp;&nbsp;15-inch</option>");

document.write("<option value='57' >&nbsp;&nbsp;&nbsp;15.4-inch Wide</option>");

document.write("<option value='58' >&nbsp;&nbsp;&nbsp;17-inch</option>");

document.write("<option value='59' >&nbsp;&nbsp;&nbsp;19-inch Wide</option>");

document.write("<option value='63' >&nbsp;&nbsp;&nbsp;20.1-inch</option>");

document.write("<option value='68' >&nbsp;&nbsp;&nbsp;20.1-inch Wide</option>");

document.write("<optgroup label=Multimedia>Multimedia</optgroup>");

document.write("<option value='10' >&nbsp;&nbsp;&nbsp;Sound Card</option>");

document.write("<option value='11' >&nbsp;&nbsp;&nbsp;TV Tuner </option>");

document.write("<option value='12' >&nbsp;&nbsp;&nbsp;USB Camera</option>");

document.write("<option value='74' >&nbsp;&nbsp;&nbsp;Pico Projector</option>");

document.write("<option value='81' >&nbsp;&nbsp;&nbsp;Digital Frame</option>");

document.write("<optgroup label=Add On Card / Device>Add On Card / Device</optgroup>");

document.write("<option value='14' >&nbsp;&nbsp;&nbsp;USB HUB</option>");

document.write("<option value='73' >&nbsp;&nbsp;&nbsp;I/O CARD</option>");

document.write("<option value='75' >&nbsp;&nbsp;&nbsp;Converter Card</option>");

document.write("<option value='79' >&nbsp;&nbsp;&nbsp;Accessory </option>");

document.write("<option value='83' >&nbsp;&nbsp;&nbsp;HDD Enclosure</option>");

document.write("<optgroup label=Cellular Phone>Cellular Phone</optgroup>");

document.write("<option value='29' >&nbsp;&nbsp;&nbsp;Dual SIM Series</option>");

document.write("<option value='67' >&nbsp;&nbsp;&nbsp;Single SIM Series</option>");

document.write("<option value='76' >&nbsp;&nbsp;&nbsp;Pocket PC Series </option>");

document.write("<optgroup label=VGA Card>VGA Card</optgroup>");

document.write("<option value='32' >&nbsp;&nbsp;&nbsp;VGA Card</option>");

document.write("<optgroup label=Scanner>Scanner</optgroup>");

document.write("<option value='33' >&nbsp;&nbsp;&nbsp;Barcode Scanner</option>");

document.write("<optgroup label=Optical Storage>Optical Storage</optgroup>");

document.write("<option value='61' >&nbsp;&nbsp;&nbsp;USB</option>");

document.write("<optgroup label=Antenna>Antenna</optgroup>");

document.write("<option value='62' >&nbsp;&nbsp;&nbsp;Indoor</option>");

document.write("<option value='64' >&nbsp;&nbsp;&nbsp;Outdoor</option>");

document.write("<optgroup label=Laptop Bag>Laptop Bag</optgroup>");

document.write("<option value='69' >&nbsp;&nbsp;&nbsp;Backbag</option>");

document.write("<option value='71' >&nbsp;&nbsp;&nbsp;Handbag</option>");

document.write("<optgroup label=System>System</optgroup>");

document.write("<option value='80' >&nbsp;&nbsp;&nbsp;Barebone</option>");

document.write("<option value='82' >&nbsp;&nbsp;&nbsp;Tablet PC</option>");