var curr=null;

function initMenu(){
  var faq=document.getElementById("Menu");
  var hs=faq.getElementsByTagName("h4");
  var ps=faq.getElementsByTagName("p");
  for (var i=0;i<hs.length;i++){
    hs[i].id='h4_syy_'+i;
    ps[i].id=hs[i].id+'_x';
    
    hs[i].onclick=function(){
      if (curr!=null&&curr!=this.id)
        document.getElementById(curr+"_x").style.display='none';
      var s=document.getElementById(this.id+"_x").style;
      s.display=((s.display=='none')?'':'none');
      if (s.display!='none')
        curr=this.id;
      else
        curr=null;
    }
    hs[i].style.cursor='pointer';
    ps[i].style.display='none';
 
  }
}