function aanuit(actie,knop)
{
	switch(knop)
	{
		case "home":
			if (actie == "aan")
			{
				document.btnhome.src ="../images/icon1o.gif";
			}
			else
			{
				document.btnhome.src ="../images/icon1.gif";
			}
			break;
		case "management":
			if (actie == "aan")
			{
				document.btnmanagement.src ="../images/icon4o.gif";
			}
			else
			{
				document.btnmanagement.src ="../images/icon4.gif";
			}
			break;
		case "wie":
			if (actie == "aan")
			{
				document.btnwie.src ="../images/icon2o.gif";
			}
			else
			{
				document.btnwie.src ="../images/icon2.gif";
			}
			break;
		case "internationaal":
			if (actie == "aan")
			{
				document.btninternationaal.src ="../images/icon3o.gif";
			}
			else
			{
				document.btninternationaal.src ="../images/icon3.gif";
			}
			break;
		default:
			break;
	}
	
}