function mySearch() {
  var input,filter,ul,li,a,i,textValue
  input=document.getElementById("myInput")
  filter=input.value.toUpperCase()
  ul=document.getElementById("myUL")
  li=ul.getElementsByTagName("li")

  for(i=0;i<li.length;i++){
    a=li[i].getElementsByTagName("a")[0]
    textValue=a.textContent||a.innerText
    if(textValue.toUpperCase().indexOf(filter)>-1){
      li[i].style.display=""
    }else{
      li[i].style.display="none"
    }
  }
}