// JavaScript Document
function next_head(nilai,hd2) 
	{				
		next_nilai = parseInt(hd2)+ 1;
		document.forms["random_form"].hd.value= next_nilai ;
		document.getElementById("head_0").style.display = "none";
		document.getElementById("head_1").style.display = "none";
		document.getElementById("head_2").style.display = "none";
		
		if (hd2 == 0)
		{	
			document.getElementById("head_0").style.display = "none";
			document.getElementById("head_1").style.display = "";	
		}
		else if 
			(hd2 == 1)
		{	
			document.getElementById("head_1").style.display = "none";
			document.getElementById("head_2").style.display = "";	
		}
		else if (hd2 == 2)
		{	
			document.getElementById("head_2").style.display = "none";
			document.getElementById("head_0").style.display = "";	
		}
		else 
		{
			document.getElementById("head_2").style.display = "none";
			document.getElementById("head_0").style.display = "";	
			random_form.hd.value= 0 ;	
		}
		
	nilai_akhir = 3;
	
	if (nilai != "manual")
	{
		if (next_nilai < nilai_akhir)
		setTimeout('next_head("jl",next_nilai)',10000);
		else setTimeout('next_head("jl",0)',10000);
	}
}