function contact() {
	document.write("contact@high-system.com");
}
function contactHisashi() {
	document.write("hisashi-contact@high-system.com");
}
function contactMotegi() {
	document.write("motegi-contact@high-system.com");
}
function contactMatsui() {
	document.write("matsui-contact@high-system.com");
}
function contactOkumura() {
	document.write("okumura-contact@high-system.com");
}
function contactHayakawa() {
	document.write("hayakawa-contact@high-system.com");
}
function contactIwaida() {
	document.write("iwaida-contact@high-system.com");
}
function contactTamura() {
	document.write("tamura-contact@high-system.com");
}
function contactEric() {
	document.write("eric-contact@high-system.com");
}
function contactMurase() {
	document.write("murase-contact@high-system.com");
}