ciclo=0;

function init()
{
document.getElementById("org_slide_1").style.display = "none";
document.getElementById("org_slide_2").style.display = "none";
document.getElementById("org_slide_3").style.display = "none";
document.getElementById("org_slide_4").style.display = "none";	
}

function slide()
{
if (ciclo==0)
	{
	document.getElementById("org_slide_4").style.display = "none";
	document.getElementById("org_slide_1").style.display = "block";
	ciclo++;
	}
else 
	{
	if (ciclo==1)
		{
		document.getElementById("org_slide_1").style.display = "none";
		document.getElementById("org_slide_2").style.display = "block";
		ciclo++;
		}
	else
		{
		if (ciclo==2)
			{
			document.getElementById("org_slide_2").style.display = "none";
			document.getElementById("org_slide_3").style.display = "block";
			ciclo++;				
			}
		else
			{
			document.getElementById("org_slide_3").style.display = "none";
			document.getElementById("org_slide_4").style.display = "block";
			ciclo=0;
			}
		}
	}
setTimeout("slide()", 3000)
}