var count = 0;
function blink () {
var obj = document.getElementsByTagName("*");
for(var i=0;i<obj.length;i++){
if(obj[i].className.match(/(^| )blink( |$)/)){
obj[i].style.visibility = obj[i].style.visibility=="hidden"?"visible":"hidden";
}
}
}
window.onload=function(){
setInterval(function(){blink()}, 700)
}