function lineup(lineup){
	if(lineup == "lineupSat"){
		document.getElementById("headingLineupSaturday").style.backgroundImage = "url(images/headingLineupSaturday.gif)";
		document.getElementById("headingLineupSunday").style.backgroundImage = "url(images/headingLineupSunday2.gif)";
		document.getElementById("lineupSun").style.display = 'none';
		document.getElementById("lineupSat").style.display = 'block';
	}else{
		document.getElementById("headingLineupSunday").style.backgroundImage = "url(images/headingLineupSunday.gif)";
		document.getElementById("headingLineupSaturday").style.backgroundImage = "url(images/headingLineupSaturday2.gif)";
		document.getElementById("lineupSat").style.display = 'none';
		document.getElementById("lineupSun").style.display = 'block';
	}
}