var social_status = false;
var social_status_02 = false;
function ocs(id)
{
    if(!id)
    {
	if(social_status == false)
	{
	    document.getElementById("social_01").style.display="block";
	    if(document.getElementById("social_02"))
	    {
		document.getElementById("social_02").style.display="none";
		social_status_02 = false;
	    }
	    social_status = true;
	}
	else
	{
	    document.getElementById("social_01").style.display="none";
	    social_status = false;
	}
    }
    else if(id == 2)
    {
	if(social_status_02 == false)
	{
	    document.getElementById("social_02").style.display="block";
	    document.getElementById("social_01").style.display="none";
	    social_status_02 = true;
	    social_status = false;
	}
	else
	{
	    document.getElementById("social_02").style.display="none";
	    social_status_02 = false;
	}

    }
}