function show(div,li){
  for (i=0; i < 4; i++){
				document.getElementById("cont0"+i).style.display="none";
				document.getElementById("m0"+i).style.background="#3489AD";				
				document.getElementById("m0"+i).style.color="#FFF";				
				}
   document.getElementById(div).style.display="block";
   document.getElementById(li).style.background="#BDDEEC";
   document.getElementById(li).style.color="#325e6d";
  }