simulate typing into an input

gistfile1.js

function simType(input, value) 
{ 
   var characters = value.split(''); 
   var i = 0; 
   var id = setInterval(function() 
   { 
      input.value += characters[i++]; 
      if (i == characters.length) { clearInterval(id);  } 
   }, 75); 
};