var agt = navigator.userAgent.toLowerCase();
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var is_opera = (agt.indexOf("opera") != -1);
var is_safari = (agt.indexOf("safari")!=-1);
var is_firefox = (agt.indexOf("firefox")!=-1);
if(is_ie || is_safari || is_opera || is_firefox){
document.write ("");
document.write (" |
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document.write (" |
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document.write (" |
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document.write (" |
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document.write ("
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else{
document.write ("![\"編集部ブログ\"](\"/seiron/indxgif/sn-blg1.gif\")
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document.write ("![\"今月の記事\"](\"/seiron/indxgif/s-kizi1.gif\")
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document.write ("![\"読者のひろば\"](\"/seiron/indxgif/s-read1.gif\")
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document.write ("![\"歴史資料館\"](\"/seiron/indxgif/s-hist1.gif\")
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