function ChangeExtraInformation(Number){
			
	document.getElementById("ExtraInformation").className = 'ExtraInformation' + Number;
	
	document.getElementById("ExtraA1").style.color = "black";
	document.getElementById("ExtraA2").style.color = "black";
	document.getElementById("ExtraA3").style.color = "black";
	document.getElementById("ExtraA4").style.color = "black";
	
	if (Number == 1){
		document.getElementById("ExtraA1").style.color = "white";
		document.getElementById("EenvoudigStarten").className = "ExtraSelected";				
		document.getElementById("EenvoudigStartenSeperator").className = "ExtraSelectedSeperator";
		document.getElementById("BetaalSystemen").className = "ExtraNotSelected";
		document.getElementById("BetaalSystemenSeperator").className = "ExtraNotSelectedSeperator";
		document.getElementById("Zoekmachine").className = "ExtraNotSelected";
		document.getElementById("ZoekmachineSeperator").className = "ExtraNotSelectedSeperator";
		document.getElementById("GratisWebwinkel").className = "ExtraNotSelected";
		document.getElementById("GratisWebwinkelSeperator").className = "ExtraNotSelectedSeperator";				
	}
	
	if (Number == 2){
		document.getElementById("ExtraA2").style.color = "white";
		document.getElementById("EenvoudigStarten").className = "ExtraNotSelected";
		document.getElementById("EenvoudigStartenSeperator").className = "ExtraSelectedSeperator";
		document.getElementById("BetaalSystemen").className = "ExtraSelected";
		document.getElementById("BetaalSystemenSeperator").className = "ExtraSelectedSeperator";
		document.getElementById("Zoekmachine").className = "ExtraNotSelected";
		document.getElementById("ZoekmachineSeperator").className = "ExtraNotSelectedSeperator";
		document.getElementById("GratisWebwinkel").className = "ExtraNotSelected";
		document.getElementById("GratisWebwinkelSeperator").className = "ExtraNotSelectedSeperator";				
	}
	
	if (Number == 3){
		document.getElementById("ExtraA3").style.color = "white";
		document.getElementById("EenvoudigStarten").className = "ExtraNotSelected";
		document.getElementById("EenvoudigStartenSeperator").className = "ExtraNotSelectedSeperator";
		document.getElementById("BetaalSystemen").className = "ExtraNotSelected";
		document.getElementById("BetaalSystemenSeperator").className = "ExtraSelectedSeperator";
		document.getElementById("Zoekmachine").className = "ExtraSelected";
		document.getElementById("ZoekmachineSeperator").className = "ExtraSelectedSeperator";
		document.getElementById("GratisWebwinkel").className = "ExtraNotSelected";
		document.getElementById("GratisWebwinkelSeperator").className = "ExtraNotSelectedSeperator";				
	}
	
	if (Number == 4){
		document.getElementById("ExtraA4").style.color = "white";
		document.getElementById("EenvoudigStarten").className = "ExtraNotSelected";
		document.getElementById("EenvoudigStartenSeperator").className = "ExtraNotSelectedSeperator";
		document.getElementById("BetaalSystemen").className = "ExtraNotSelected";
		document.getElementById("BetaalSystemenSeperator").className = "ExtraNotSelectedSeperator";
		document.getElementById("Zoekmachine").className = "ExtraNotSelected";
		document.getElementById("ZoekmachineSeperator").className = "ExtraSelectedSeperator";
		document.getElementById("GratisWebwinkel").className = "ExtraSelected";
		document.getElementById("GratisWebwinkelSeperator").className = "ExtraSelectedSeperator";				
	}

}