// function setFocus( that) {
  // 	that._defaultValue = that.value;
  // 	that.value = '';
  // 	that.onblur = function() {
  // 		if( that.value === '' ) {
  // 			that.value = that._defaultValue;
  // 		}
  // }
  // 	that.onfocus = function() {
  // 		if( that.value === that._defaultValue ) {
  // 			that.value = '';
  // 		}
  // 	}
  // }