function roll(whichRegion)
	{
	whichRegion = (whichRegion)  ?   whichRegion   :   "illinois";
	whichRegion = eval(whichRegion + ".src");
	document.images['illinois'].src = whichRegion;
	}


if (document.images)
	{
	central = new Image();
	central.src = "images/global/illinois/central.gif";

	chicago = new Image();
	chicago.src = "images/global/illinois/chicago.gif";

	chicagoland = new Image();
	chicagoland.src = "images/global/illinois/chicagoland.gif";

	illinois = new Image();
	illinois.src = "images/global/illinois/illinois.gif";

	northern = new Image();
	northern.src = "images/global/illinois/northern.gif";

	southern = new Image();
	southern.src = "images/global/illinois/southern.gif";

	southwest = new Image();
	southwest.src = "images/global/illinois/southwest.gif";
	
	western = new Image();
	western.src = "images/global/illinois/western.gif";
	}