var color = true

var int = setInterval('blink()',600)

function blink() {
if(color==true) {
document.getElementById('aF').style.color = "#992137"
document.getElementById('bF').style.color = "#992137"
document.getElementById('cF').style.color = "#992137"
document.getElementById('dF').style.color = "#000000"
document.getElementById('eF').style.color = "#000000"
document.getElementById('fF').style.color = "#000000"
document.getElementById('gF').style.color = "#000000"
document.getElementById('hF').style.color = "#992137"
color=false
}
else {
document.getElementById('aF').style.color = "#0000FF"
document.getElementById('bF').style.color = "#000000"
document.getElementById('cF').style.color = "#000000"
document.getElementById('dF').style.color = "#FFFFFF"
document.getElementById('eF').style.color = "#FFFFFF"
document.getElementById('fF').style.color = "#FFFFFF"
document.getElementById('gF').style.color = "#FFFFFF"
document.getElementById('hF').style.color = "#000000"
color=true
}
}


function stopBlink() {
clearInterval(int)
}