var t; 

function switch_roating_news(frame_num)
{	
	var frame_num_new = frame_num;
	if(frame_num == 4)
	{
		frame_num_new = 0;
	}
	else
	{
		frame_num_new++;
	}
	
	if(frame_num == 0)
	{
		document.getElementById("panel_0").style.display = "block";
		document.getElementById("button_0_over").style.display = "block"; 
		document.getElementById("button_0").style.display = "none";
	}
	else
	{
		document.getElementById("panel_0").style.display = "none";
		document.getElementById("button_0_over").style.display = "none"; 
		document.getElementById("button_0").style.display = "block";
	}
	if(frame_num == 1)
	{
		document.getElementById("panel_1").style.display = "block";
		document.getElementById("button_1_over").style.display = "block"; 
		document.getElementById("button_1").style.display = "none";
	}
	else
	{
		document.getElementById("panel_1").style.display = "none";
		document.getElementById("button_1_over").style.display = "none"; 
		document.getElementById("button_1").style.display = "block";
	}
	if(frame_num == 2)
	{
		document.getElementById("panel_2").style.display = "block";
		document.getElementById("button_2_over").style.display = "block"; 
		document.getElementById("button_2").style.display = "none";
	}
	else
	{
		document.getElementById("panel_2").style.display = "none";
		document.getElementById("button_2_over").style.display = "none"; 
		document.getElementById("button_2").style.display = "block";
	}
	if(frame_num == 3)
	{
		document.getElementById("panel_3").style.display = "block";
		document.getElementById("button_3_over").style.display = "block"; 
		document.getElementById("button_3").style.display = "none";
	}
	else
	{
		document.getElementById("panel_3").style.display = "none";
		document.getElementById("button_3_over").style.display = "none"; 
		document.getElementById("button_3").style.display = "block";
	}
	if(frame_num == 4)
	{
		document.getElementById("panel_4").style.display = "block";
		document.getElementById("button_4_over").style.display = "block"; 
		document.getElementById("button_4").style.display = "none";
	}
	else
	{
		document.getElementById("panel_4").style.display = "none";
		document.getElementById("button_4_over").style.display = "none"; 
		document.getElementById("button_4").style.display = "block";
	}
	
	//alert(frame_num_new);
	clearTimeout(t);
	t = setTimeout("switch_roating_news('"+frame_num_new+"')",6000);
	 
}