function swap_visible_blocks(div_to_hide, div_to_show)
{
hide_div = div_to_hide;
show_div = div_to_show;

var h = document.getElementById(hide_div);
var s = document.getElementById(show_div);

h.style.display = 'none';
s.style.display = 'block';
}

function hide_div(which_div)
{
var a = document.getElementById(which_div);
a.style.display = "none";
}


function show_div(which_div)
{
var a = document.getElementById(which_div);
a.style.display = "block";
}


function changePicture (pictureName, pictureID, privateURL, privateID)
{
var redirect_URL = "/prints-canvas/print/photo-" + pictureName + "/" + pictureID
if (privateURL == "y")
	{
	redirect_URL = redirect_URL + "/private/" + privateID
	}

document.location.href = redirect_URL;
}