/* search */
if(is_mac){
	document.write('<input type="text" name="q" id="s" size="20" />');
	}else{
	document.write('<input type="text" name="q" id="s" size="20" onblur="JavaScript:if (this.value == \'\') {this.value = \'サイト内検索\';}" onfocus="JavaScript:if (this.value == \'サイト内検索\') {this.value= \'\'};"/>');
}