function hideBirths(totalBirths, which)
{
	for (i=1; i<=totalBirths; i++)
	{
		if (which != i)
		{
		curLayer = "Birth_" + i;	
		hideLayer(curLayer);
		}
	}	
}
function ShowBirthDetails(which, totalBirths)
{
	
	// hide all birth layers
	hideBirths(totalBirths, which);
	
	hideLayer("ContactDetailed");
//	hideLayer("BlogDetailed");
	toggleLayer("Birth_" + which);

}
function ShowContactDetails(totalBirths)
{
	//hideLayer("BirthsDetailed");
	hideBirths(totalBirths,0);
//	hideLayer("BlogDetailed");
	toggleLayer("ContactDetailed");
}
function ShowBlogDetails(totalBirths)
{
	//hideLayer("BirthsDetailed");
	hideBirths(totalBirths,0);
	hideLayer("ContactDetailed");
	//toggleLayer("BlogDetailed");
}

function toggleLayer(whichLayer)
{
	
	if (document.getElementById)
	{
	// this is the way the standards work
	var style2 = document.getElementById(whichLayer).style;
	style2.display = style2.display? "":"none";
	
	}
	else if (document.all)
	{
	// this is the way old msie versions work
	var style2 = document.all[whichLayer].style;
	style2.display = style2.display? "":"none";
	}
	else if (document.layers)
	{
	// this is the way nn4 works
	var style2 = document.layers[whichLayer].style;
	style2.display = style2.display? "":"none";
	
	}
	
}
function hideLayer(whichLayer)
{
	
	if (document.getElementById)
	{
	// this is the way the standards work
	var style2 = document.getElementById(whichLayer).style;
	style2.display = "none";
	
	}
	else if (document.all)
	{
	// this is the way old msie versions work
	var style2 = document.all[whichLayer].style;
	style2.display = "none";
	}
	else if (document.layers)
	{
	// this is the way nn4 works
	var style2 = document.layers[whichLayer].style;
	style2.display = "none";
	
	}
	
}
function showLayer(whichLayer)
{
	
	if (document.getElementById)
	{
	// this is the way the standards work
	var style2 = document.getElementById(whichLayer).style;
	style2.display = "";
	
	}
	else if (document.all)
	{
	// this is the way old msie versions work
	var style2 = document.all[whichLayer].style;
	style2.display = "";
	}
	else if (document.layers)
	{
	// this is the way nn4 works
	var style2 = document.layers[whichLayer].style;
	style2.display = "";
	
	}
	
}