function selectmenu(linkLoc)
{ if(linkLoc !="") { window.location.href=linkLoc;} }
document.write("<p>Aからはじまる要素一覧: <select onchange=\"selectmenu(this.options[this.selectedIndex].value)\">");
document.write("<option value=\"\" selected=\"selected\">選択して下さい</option>");
document.write("<option value=\"a\">a要素</option>");
document.write("<option value=\"abbr\">abbr要素</option>");
document.write("<option value=\"acronym\">acronym要素</option>");
document.write("<option value=\"address\">address要素</option>");
document.write("<option value=\"applet\">applet要素</option>");
document.write("<option value=\"area\">area要素</option>");
document.write("</select></p>");