document.write('<select onchange="return jump(this)">');
document.write('<option value="">---ガス名検索 Index---');
document.write('<option value="InorganicGases_1.html#Argon">Ar アルゴン');
document.write('<option value="InorganicGases_1.html#CarbonMonoxide">CO 一酸化炭素');
document.write('<option value="InorganicGases_1.html#CarbonDioxide">CO2 二酸化炭素');
document.write('<option value="InorganicGases_2.html#Deuterium">D2 重水素');
document.write('<option value="InorganicGases_2.html#Fluorine">F2 フッ素');
document.write('<option value="InorganicGases_2.html#Hydrogen">H2 水素');
document.write('<option value="InorganicGases_3.html#Helium">He ヘリウム');
document.write('<option value="InorganicGases_3.html#Krypton">Kr クリプトン');
document.write('<option value="InorganicGases_3.html#Nitrogen">N2 窒素');
document.write('<option value="InorganicGases_4.html#NitrousOxide">N2O 亜酸化窒素');
document.write('<option value="InorganicGases_4.html#Neon">Ne ネオン');
document.write('<option value="InorganicGases_4.html#Ammonia">NH3 アンモニア');
document.write('<option value="InorganicGases_5.html#NitricOxide">NO 一酸化窒素');
document.write('<option value="InorganicGases_5.html#Oxygen">O2 酸素');
document.write('<option value="InorganicGases_5.html#SulfurHexafluoride">SF6 六フッ化硫黄');
document.write('<option value="InorganicGases_6.html#Xenon">Xe キセノン');
document.write('</select>');