// maxlimit) { field.value = field.value.substring(0, maxlimit); } else { txtCountfield.value = maxlimit - field.value.length; } } function ocultarMostrar(objeto) { var contenido = document.getElementById(objeto); if (objeto == "show") { mostrarEncabezado(); contenido.id = "hide"; } else { ocultarEncabezado(); contenido.id = "show"; } } function ocupar(variable) { var imagen = document.getElementById(variable); imagen.style.display = "inline"; } function liberar(variable) { var imagen = document.getElementById(variable); imagen.style.display = "none"; } function cambiarimagen(variable, imagen) { var img = document.getElementById(variable); img.src = imagen; } function esNumerico(x) { return (x - 0) == x && x.length > 0; } function moverEnCuatroDigitos(field) { if (field.value.length == 4) { getNextElement(field).focus(); } } function tabOnEnter(field, evt) { var keyCode = document.layers ? evt.which : document.all ? evt.keyCode : evt.keyCode; if (keyCode != 13) { return true; } else { getNextElement(field).focus(); return false; } } function getNextElement(field) { var form = field.form; for (var e = 0; e < form.elements.length; e++) { if (field == form.elements[e]) { break; } } return form.elements[++e % form.elements.length]; } /** * Created by: Michael Synovic on: 01/12/2003 * * This is a Javascript implementation of the Java Hashtable object. * * Contructor(s): Hashtable() Creates a new, empty hashtable * * Method(s): void clear() Clears this hashtable so that it contains no keys. * boolean containsKey(String key) Tests if the specified object is a key in * this hashtable. boolean containsValue(Object value) Returns true if this * Hashtable maps one or more keys to this value. Object get(String key) Returns * the value to which the specified key is mapped in this hashtable. boolean * isEmpty() Tests if this hashtable maps no keys to values. Array keys() * Returns an array of the keys in this hashtable. void put(String key, Object * value) Maps the specified key to the specified value in this hashtable. A * NullPointerException is thrown is the key or value is null. Object * remove(String key) Removes the key (and its corresponding value) from this * hashtable. Returns the value of the key that was removed int size() Returns * the number of keys in this hashtable. String toString() Returns a string * representation of this Hashtable object in the form of a set of entries, * enclosed in braces and separated by the ASCII characters ", " (comma and * space). Array values() Returns a array view of the values contained in this * Hashtable. * */ /** * * Created by: Michael Synovic; * * on: 01/12/2003 * * This is a Javascript implementation of the Java Hashtable object. * * Copyright (C) 2003 Michael Synovic * * This library is free software; you can redistribute it and/or * * modify it under the terms of the GNU Lesser General Public * * License as published by the Free Software Foundation; either * * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * * but WITHOUT ANY WARRANTY; without even the implied warranty of * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * * Lesser General Public License for more details. * * Contructor(s): * * Hashtable() * * Creates a new, empty hashtable * * Method(s): * * void clear() * * Clears this hashtable so that it contains no keys. * * boolean containsKey(String key) * * Tests if the specified object is a key in this hashtable. * * boolean containsValue(Object value) * * Returns true if this Hashtable maps one or more keys to this value. * * Object get(String key) * * Returns the value to which the specified key is mapped in this hashtable. * * boolean isEmpty() * * Tests if this hashtable maps no keys to values. * * Array keys() * * Returns an array of the keys in this hashtable. * * void put(String key, Object value) * * Maps the specified key to the specified value in this hashtable. A * NullPointerException is thrown is the key or value is null. * * Object remove(String key) * * Removes the key (and its corresponding value) from this hashtable. Returns * the value of the key that was removed * * int size() * * Returns the number of keys in this hashtable. * * String toString() * * Returns a string representation of this Hashtable object in the form of a set * of entries, enclosed in braces and separated by the ASCII characters ", " * (comma and space). * * Array values() * * Returns a array view of the values contained in this Hashtable. * * Array entrySet() * * Returns a reference to the internal object that stores the data. The object * is backed by the Hashtable, so changes to the Hashtable are reflected in the * object, and vice-versa. * */ function Hashtable(){ this.hashtable = new Object(); } /* privileged functions */ Hashtable.prototype.clear = function(){ this.hashtable = new Object(); } Hashtable.prototype.containsKey = function(key){ var exists = false; for (var i in this.hashtable) { if (i == key && this.hashtable[i] != null) { exists = true; break; } } return exists; } Hashtable.prototype.containsValue = function(value){ var contains = false; if (value != null) { for (var i in this.hashtable) { if (this.hashtable[i] == value) { contains = true; break; } } } return contains; } Hashtable.prototype.get = function(key){ return this.hashtable[key]; } Hashtable.prototype.isEmpty = function(){ return (parseInt(this.size()) == 0) ? true : false; } Hashtable.prototype.keys = function(){ var keys = new Array(); for (var i in this.hashtable) { if (this.hashtable[i] != null) keys.push(i); } return keys; } Hashtable.prototype.put = function(key, value){ if (key == null || value == null) { throw "NullPointerException {" + key + "},{" + value + "}"; }else{ this.hashtable[key] = value; } } Hashtable.prototype.remove = function(key){ var rtn = this.hashtable[key]; this.hashtable[key] = null; return rtn; } Hashtable.prototype.size = function(){ var size = 0; for (var i in this.hashtable) { if (this.hashtable[i] != null) size ++; } return size; } Hashtable.prototype.toString = function(){ var result = ""; for (var i in this.hashtable) { if (this.hashtable[i] != null) result += "{" + i + "},{" + this.hashtable[i] + "}\n"; } return result; } Hashtable.prototype.values = function(){ var values = new Array(); for (var i in this.hashtable) { if (this.hashtable[i] != null) values.push(this.hashtable[i]); } return values; } Hashtable.prototype.entrySet = function(){ return this.hashtable; } // ]]>