massive_length=2; 
colors_= new Array(massive_length); 
colors_[0] = "#244669"; 
colors_[1] = "#C30103"; 
var next_ = 0; 

function Changehead() 
{ 
headcolor= colors_[next_];

document.getElementById("head1").style.color=headcolor;
next_++; 
if(next_>massive_length-1) next_=0; 
window.setTimeout("Changehead()",300); 
}