/*  IE4GetElementById translates getElementById for IE4 */
		function IE4GetElementById(id)
		{
		return document.all[id];
		}
			
	/* NN4GetLayerById translates getElementById for NN4 */
		function NN4GetLayerById(id)
		{
		return document.layers[id];
		}
		
	/* directs any getElementById calls to the correct browser-specific function */
		if (document.layers)
			document.getElementById = NN4GetLayerById;
		else if (document.all && !document.getElementById)
			document.getElementById = IE4GetElementById;
		
	/*getStyleObject makes the actual getElementById call, appends the correct browser specific syntax and returns the value*/	
		function getStyleObject(id)
		{
		var elem = null;
		var styleObject = null;
		
		elem = document.getElementById(id);
		
		if (elem)
		{
			if (elem.style)
				styleObject = elem.style;
			else if (document.layers)
				styleObject = elem;
		}
			
		return styleObject;
		
		}	
		
	/* on nav mouse over, swapHeaderUp funnels nav div ids into getStyleObject.  When values are returned, swapHeaderUp alters the visibility of the specified objects */	
		function swapHeaderUp(square, teaser)
		{
		var mySquare = getStyleObject(square);
		var myTeaser = getStyleObject(teaser);
		var shortLines = getStyleObject("tsrLines");
		var longLines = getStyleObject("topLines");
		var dftSquare = getStyleObject("hdrDefault");
		
		if (mySquare)
			mySquare.visibility = "visible";
		
		if (myTeaser)
			myTeaser.visibility = "visible";
			
		if (shortLines)
			shortLines.visibility = "visible";
		
		if (longLines)
			longLines.visibility = "hidden";
			
		if (dftSquare)
			dftSquare.visibility = "hidden";
		}
	
	/* on nav mouse out, swapHeaderDown funnels nav div ids into getStyleObject.  When values are returned, swapHeaderDown alters the visibility of the specified objects */	
		function swapHeaderDown(square, teaser)
		{
		var longLines = getStyleObject("topLines");
		var dftSquare = getStyleObject("hdrDefault");
		var mySquare = getStyleObject(square);
		var myTeaser = getStyleObject(teaser);
		var shortLines = getStyleObject("tsrLines");
		
		if (longLines)
			longLines.visibility = "visible";
			
		if (dftSquare)
			dftSquare.visibility = "visible";
		
		if (mySquare)
			mySquare.visibility = "hidden";
		
		if (myTeaser)
			myTeaser.visibility = "hidden";
			
		if (shortLines)
			shortLines.visibility = "hidden";
		
		} 

	function swapCapsUp(caption)
	{
			var dftCaption = getStyleObject("dftCap");
			var onCaption = getStyleObject(caption);
			if (onCaption)
			onCaption.visibility = "visible";
			if (dftCaption)
			dftCaption.visibility = "hidden";
	}

	function swapCapsDown(caption)
	{
			var offCaption = getStyleObject(caption);
			if (offCaption)
			offCaption.visibility = "hidden";
	}

	function swapThumbs(display,caption)
	{
	var oneDisplay = getStyleObject("display1");
	var oneCaption = getStyleObject("cap1");
	var twoDisplay = getStyleObject("display2");
	var twoCaption = getStyleObject("cap2");
	var threeDisplay = getStyleObject("display3");
	var threeCaption = getStyleObject("cap3");
	var myDisplay = getStyleObject(display);
	var myCaption = getStyleObject(caption);

if (oneDisplay)
		oneDisplay.visibility = "hidden";

if (oneCaption)
		oneCaption.visibility = "hidden";

if (twoDisplay)
		twoDisplay.visibility = "hidden";

if (twoCaption)
		twoCaption.visibility = "hidden";

if (threeDisplay)
		threeDisplay.visibility = "hidden";

if (threeCaption)
		threeCaption.visibility = "hidden";

if (myDisplay)
		myDisplay.visibility = "visible";

if (myCaption)
		myCaption.visibility = "visible";

}

function popWindow(page, name, wide, high, toppixels,leftpixels)
{
newWindow = window.open(page, name, "toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,resizable=1,width="+wide+",height="+high+",screenX="+leftpixels+",screenY="+toppixels+",left="+leftpixels+",top="+toppixels)
newWindow.creator = self
newWindow.focus()
}