function startclock(){
var thetime=new Date();
var nsecn=thetime.getSeconds();
continuo=nsecn/2;
entero = Math.round(nsecn/2);
if(continuo == entero){document.getElementById("elemento").style.color = "#7a9dbb";} else {document.getElementById("elemento").style.color = "#a0b9d2";};
setTimeout('startclock()',1000);
}