$(document).ready( function () {
	/* classs="external" */
    $(".external").append('&nbsp;<img src="/images/tips/popup.gif" height="20" width="18" />');
    $(".external img").css("vertical-align","text-top");
    /* $(".external").after('&nbsp;'); 有効にするとリスト要素の後に改行が入る */
    $(".external").click(function(){
        window.open(this.href, '_blank');
        return false;
    });
    
   	/* classs="pdf" */
    $(".pdf").append('&nbsp;<img src="/images/tips/pdf.gif" height="20" width="18" />');
    $(".pdf img").css("vertical-align","text-top");

   	/* classs="word" */
    $(".word").append('&nbsp;<img src="/images/tips/word.gif" height="20" width="18" />');
    $(".word img").css("vertical-align","text-top");

   	/* classs="excel" */
    $(".excel").append('&nbsp;<img src="/images/tips/excel.gif" height="20" width="18" />');
    $(".excel img").css("vertical-align","text-top");

   	/* classs="zip" */
    $(".zip").append('&nbsp;<img src="/images/tips/zip.gif" height="20" width="18" />');
    $(".zip img").css("vertical-align","text-top");
});