function showzone()
{
document.write("<option value=\"209\">广东电信</option>");
document.write("<option value=\"210\">上海电信</option>");
document.write("<option value=\"211\">华北网通一区</option>");
document.write("<option value=\"213\">华东电信一区</option>");
document.write("<option value=\"214\">华中电信一区</option>");
document.write("<option value=\"212\">东北网通一区</option>");
document.write("<option value=\"215\">广东电信二区(华南)</option>");
document.write("<option value=\"216\">西南电信一区</option>");
document.write("<option value=\"218\">西北电信一区</option>");
document.write("<option value=\"219\">挚爱永恒网通</option>");
}
var zoneToName={"209":"广东电信",
                "210":"上海电信",
				"211":"华北网通一区",
				"213":"华东电信一区",
				"214":"华中电信一区",
				"212":"东北网通一区",
				"215":"广东电信二区(华南)",
				"216":"西南电信一区",
				"218":"西北电信一区",
                "219":"挚爱永恒网通"
				};