var resizeCount = 0;

function resizeShadow(myImage) 
{ 
	
	var h = document.getElementById('tdCenterMain').offsetHeight;
	var x = "";
	switch(myImage.id)
	{
		case "shadowLeft":
			x = document.getElementById('shadowLeft');
			break;
		case "shadowRight":
			x = document.getElementById('shadowRight');
			break;
		default:
			break;
	}
	x.style['height'] = h + "px";
	x.style['width'] = "11px";
	x.style.display = "inline";
	if(resizeCount < 3)
	{
		setTimeout("resizeShadow(document.getElementById('shadowLeft'));",500);
		setTimeout("resizeShadow(document.getElementById('shadowRight'));",500);
		resizeCount++;
	}
}		

function pickTombstone()
{
	var img = document.getElementById('imgTombstone');
	var num = get_random(8);
	img.src = "images/tombstone"+num+".gif";
}

function get_random(highestvalue)
{
    var ranNum= Math.floor(Math.random()*(highestvalue));
    return ranNum + 1;
}