function menuchange(targetId, linkID){
		document.getElementById("menuline2").style.display = "none";
		document.getElementById("menuline3").style.display = "none";
		document.getElementById("menuline5").style.display = "none";
		document.getElementById("menuline6").style.display = "none";
		document.getElementById("menuline7").style.display = "none";
		document.getElementById("menuline8").style.display = "none";
		
  		document.getElementById(targetId).style.display = "block";
		
		document.getElementById("m2").className = "";
		document.getElementById("m3").className = "";
		document.getElementById("m5").className = "";
		document.getElementById("m6").className = "";
		document.getElementById("m7").className = "";
		document.getElementById("m8").className = "";
		
		target = document.getElementById( linkID );
		target.className = "active";
		
}