function blink() {

  if (!document.all) { return; }
  for (i = 0; i < document.all.length; i++) {
    obj = document.all(i);
    if (obj.className == "blink") {
     if(obj.style.color == "white"){
     // if (obj.style.visibility == "visible") {
     //   obj.style.visibility = "hidden";
     	obj.style.color = "red";
      } else {
     //   obj.style.visibility = "visible";
     	obj.style.color = "white";
      }
    }
  }
  setTimeout("blink()", 500);
}

function flash_open(){
	window.open("http://www.adobe.com/shockwave/download/index.cgi?Lang=Japanese&P5_Language=Japanese&P1_Prod_Version=ShockwaveFlash&Lang=Japanese","","");
}