var u;

function switch_roating_events(e_frame_num)
{	
	var e_frame_num_new = e_frame_num;
	if(e_frame_num == 3)
	{
		e_frame_num_new = 0;
	}
	else
	{
		e_frame_num_new++;
	}
	
	if(e_frame_num == 0)
	{
		document.getElementById("e_panel_0").style.display = "block";
		document.getElementById("e_button_0_over").style.display = "block"; 
		document.getElementById("e_button_0").style.display = "none";
	}
	else
	{
		document.getElementById("e_panel_0").style.display = "none";
		document.getElementById("e_button_0_over").style.display = "none"; 
		document.getElementById("e_button_0").style.display = "block";
	}
	if(e_frame_num == 1)
	{
		document.getElementById("e_panel_1").style.display = "block";
		document.getElementById("e_button_1_over").style.display = "block"; 
		document.getElementById("e_button_1").style.display = "none";
	}
	else
	{
		document.getElementById("e_panel_1").style.display = "none";
		document.getElementById("e_button_1_over").style.display = "none"; 
		document.getElementById("e_button_1").style.display = "block";
	}
	if(e_frame_num == 2)
	{
		document.getElementById("e_panel_2").style.display = "block";
		document.getElementById("e_button_2_over").style.display = "block"; 
		document.getElementById("e_button_2").style.display = "none";
	}
	else
	{
		document.getElementById("e_panel_2").style.display = "none";
		document.getElementById("e_button_2_over").style.display = "none"; 
		document.getElementById("e_button_2").style.display = "block";
	}
	if(e_frame_num == 3)
	{
		document.getElementById("e_panel_3").style.display = "block";
		document.getElementById("e_button_3_over").style.display = "block"; 
		document.getElementById("e_button_3").style.display = "none";
	}
	else
	{
		document.getElementById("e_panel_3").style.display = "none";
		document.getElementById("e_button_3_over").style.display = "none"; 
		document.getElementById("e_button_3").style.display = "block";
	}
	
	//alert(e_frame_num_new);
	clearTimeout(u);
	u = setTimeout("switch_roating_events('"+e_frame_num_new+"')",6000);
	 
}