var isIE = false;
var isOther = false;
var isNS4 = false;
var isNS6 = false;
var current_box = "";
if(document.getElementById)
{
	if(!document.all)
	{
		isNS6=true;
	}
	if(document.all)
	{
		isIE=true;
	}
}
else
{
	if(document.layers)
	{
		isNS4=true;
	}
	else
	{
		isOther=true;
	}
}


function aLs(layerID)
{
var returnLayer;
	if(isIE)
	{
		returnLayer = eval("document.all." + layerID + ".style");
	}
	if(isNS6)
	{
		returnLayer = eval("document.getElementById('" + layerID + "').style");
	}
	if(isNS4)
	{
		returnLayer = eval("document." + layerID);
	}
	if(isOther)
	{
		returnLayer = "null";
		alert("-[Error]-\nIt appears your browser does not support some of the programming on this page");
	}
return returnLayer;
}


function HideShow(ID)
{
	if((aLs(ID).visibility == "visible") || (aLs(ID).visibility == ""))
	{
		aLs(ID).visibility = "hidden";
	}
	else
	{
		aLs(ID).visibility = "visible";
	}

}


function content_HideShow(ID,BOX)
{
	if(BOX != "" && BOX != current_box &&((aLs(ID).visibility == "visible") || (aLs(ID).visibility == ""))){
		if (current_box != "")
			aLs(current_box).visibility = "hidden";
		aLs(BOX).visibility = "visible";
		current_box = BOX;
	}else if((aLs(ID).visibility == "visible") || (aLs(ID).visibility == ""))
	{
		aLs(ID).visibility = "hidden";
		if (current_box != "")
			aLs(current_box).visibility = "hidden";
	}
	else
	{
		aLs(ID).visibility = "visible";
		aLs(BOX).visibility = "visible";
		current_box = BOX;
	}

}