function setMail() {
	var mail = "contact";
	var target = document.getElementById("button-contact");
	target.setAttribute("href", "mailto:" + mail + "@qoncept.jp");
}

function redirect(url){
	url = url.replace("://www.", "://");
	location.href = url;
}

var url = document.URL;
if(url.indexOf("://www") >= 0){
	redirect(url);
}