Rebus puzzle

by Patel1327

HTML

<button onclick=" start () ">
start
</button>
<button onclcick="hint ()">
Hints
</button>

JavaScript

var puzzles = "Tanvi"
var dashes = ""
var X;

function start() {
  alert()
  for (i = 0; i < puzzle.length; i++) {
  dashes = dashes + "_"
  }
  document.getElementById ("display").innerHTML = dashes
}
function hint (){

}