function blurText(frm){
	keyword = document.forms[frm].keyword.value;
	if(keyword==""){
		document.forms[frm].keyword.value = "キーワードを入力してください";
		document.forms[frm].keyword.style.color = "#808080";
	}
}

function focusText(frm){
	keyword = document.forms[frm].keyword.value;
	document.forms[frm].keyword.style.color = "#000000";
	if(keyword=="キーワードを入力してください"){
		document.forms[frm].keyword.value = "";
	}
}