var row = null;
var hidden = true;

function turnBanner() {
  if(!row) {
  	row = document.getElementById("codeRow");
  }
  if(hidden) {
  	showCode();
  } else {
    hideCode();    
  }
  hidden = !hidden;
}

function showCode() {
	if(isIE()) {
		row.style.display="block";
	} else {
		row.style.display="table-row";
	}
}

function hideCode() {
	row.style.display="none";
}

function textAreaOnFocus(event) {
  var ta = event.currentTarget;
  ta.select();
}