function initInputs() {
	var _inputs = document.getElementsByTagName('input');
	var _value = '';
		if (_inputs) {
			for(var i=0; i<_inputs.length; i++) {
		if (_inputs[i].type == 'text' || _inputs[i].type == 'password') {
			_inputs[i].onfocus = function(){
			_value = this.value;
			this.value = '';
			}
			_inputs[i].onblur = function(){
		if (this.value == '')
			this.value = _value;
			_value = '';
			}
		}
	}
}
}

if (window.addEventListener)
window.addEventListener("load", initInputs, false);
else if (window.attachEvent)
window.attachEvent("onload", initInputs);