Valid Braces Or Anything you wish in OPEN_SYMBOLS

Valid braces

function validBraces(braces){
  var CLOSE_STACK = [],
      CLOSE_SYMBOLS = '}])'.split(''),
      OPEN_SYMBOLS = { '{' : '}', '[' : ']', '(' : ')' };

  for(var i = 0; i < braces.length; i++) {
    if (CLOSE_SYMBOLS.indexOf(braces[i]) > -1 && CLOSE_STACK.pop() !== braces[i])
      return false;
    else
      CLOSE_STACK.push(OPEN_SYMBOLS[braces[i]]);
  }

  return CLOSE_STACK.length === 0;
}