// current active box is empty the first time the page loads
var currentBox = "";

// create layer references and turn the boxes on or off
function toggleHelpBoxes(boxName,state)
{
	boxObj = (ns6)?document.getElementById(boxName):(ie4)?document.all[boxName]:(ns4)?eval("document.layers."+boxName):0;

	if(currentBox != "") curCss = (ns6)?document.getElementById(currentBox).style:(ie4)?document.all[currentBox].style:(ns4)?eval("document.layers."+currentBox):0;
	
	if (boxObj)
	{
		lyrCss = (ns6)?boxObj.style:(ie4)?boxObj.style:(ns4)?boxObj:0;
		
		if (state == "on")
		{
			if (currentBox != "") curCss.visibility = "hidden";
			lyrCss.visibility = "visible";
			currentBox = boxName;
		}
		else if (state == "off")
		{
			lyrCss.visibility = "hidden";
		}
	}
}