var t0 = new Date;
var addr = 'mailto:teEi$ha+tCsu_-ai/noKka=i@t,u,l,i,p.sannet.ne.jp';

function meeru()
{
	var t = new Date;

	if ( t.getTime() < t0.getTime()+300 )
		return false;

	// capital alphabets are also removed.
	location.href = addr.replace(/[^-:a-z\.@]/g, '');
}