function searchkeyword(){
	var keyword = document.frm_wordsearch.keyword.value;

	if (keyword!="" && keyword!="検索キーワードを入力"){
		keyword = encodeURIComponent(keyword);
		window.location.href="/words/word_"+keyword+"_1.html";
	}
}

function EnterAction(keyCode){
	if(keyCode == 13){
		searchkeyword();
	}
}