function showtip(state, img)
{
	switch(state)
	{
		case "enlarge"	: text = "Enlarge image"; break;
		case "download"	: text = "Download zipped image"; break;
		case "comp"		: text = "Download comp"; break;
		case "add"		: text = "Add image to lightbox"; break;
		case "cart"     : text = "Add image to shopping cart"; break;
		default 		: text = "default"; break;
	}
	
	document.getElementById(img).innerHTML= text;
}

function cleartip(img)
{
	document.getElementById(img).innerHTML="";
}

function lightup(imageid)
{

	id = "oneImage" + imageid;
	document.getElementById(id).style.backgroundColor = "#CCCCCC";
}

function lightsout(imageid)
{
	id = "oneImage" + imageid;
	document.getElementById(id).style.backgroundColor = "#292929";
}