//文字点滅
var VorH = "visible" ;
var objid=document.getElementById('BlinkArea');
setInterval ( 'blink()',700 ) ; // 0.7秒間隔で繰返し実行します
function blink() {
if ( VorH == "visible" ) {
document.getElementById('BlinkArea').style.visibility='hidden';
VorH = "hidden" ; }
else {
document.getElementById('BlinkArea').style.visibility='visible';
VorH = "visible" ; }
}