function selectText() {
	var aTextareas = document.getElementsByTagName('textarea');
	var aInputs    = document.getElementsByTagName('input');
	
	for (var i = 0; i < aTextareas.length; i++) {

		if (aTextareas[i].getAttribute('readonly')) {
			aTextareas[i].onfocus = function() {
				this.select();
			}
			aTextareas[i].onclick = function() {
				this.select();
			}
		}
	}

	for (var i = 0; i< aInputs.length; i++) {
		
		if(aInputs[i].getAttribute('type') == 'text' && aInputs[i].getAttribute('readonly')) {
			aInputs[i].onfocus = function() {
				this.select();
			}
			aInputs[i].onclick = function() {
				this.select();
			}
		}
		
	}

}

//function default javascripts
onload = function() {
	if (!document.getElementById) return
	selectText();
}