/**
 * @author llq
 */
function setTab(monicker,amount,z){
	for(i=1;i<=z;i++){
		var menu=document.getElementById(monicker+i);
		var con=document.getElementById(monicker+"_"+"con"+i);
		menu.className=i==amount?"now":"";
  		con.style.display=i==amount?"block":"none"; 
	}
}