すでにあるリソースの有効活用ってことで var Flash = function () { var o = {installed:0, version:[]}, description, oActiveX, nMajor, nMinor; if (navigator.plugins && typeof navigator.plugins["Shockwave Flash"] == "object") { o.pluginType = "npapi"; description = navigator.plugins["Shockwave Flash"].description; if (typeof description != "undefined") { description = description.replace(/^.*\s+(\S+\s+\S+$)/, "$1"); nMaj