function ir_pagina( pagina ) {
	location.href = pagina;
}

function validar_eliminar( mensaje, pagina ) {
    if ( confirm( mensaje ) ) {
        location.href = pagina;
    }
}

function validar_obligatorio( objeto, mensaje ) {
	if( objeto.value == '' ) {
		alert( mensaje );
		objeto.focus();
		return true;
	}
}
function validar_numero( objeto, mensaje ) {
	if( isNaN(objeto.value) ) {
		alert( mensaje );
		objeto.focus();
		objeto.select();
		return true;
	}
}

function cambiar_color_on( id ){
	id.style.background = '#FFCC33';
}
function cambiar_color_off( id ){
	id.style.background = '#F0F0F0';
}

function cambiar_color_fila_on( id ){
	id.style.background = '#FFCC33';
}
function cambiar_color_fila_off( id ){
	id.style.background = '#F0F0F0';
}

function cambiar_color_txt_on( id, color ){
	id.style.background = color;
}
function cambiar_color_txt_off( id, color ){
	id.style.background = color;
}

function makeOptionList(objeto, name,value, sel) {
	var o=new Option( name,value);
	objeto.options[objeto.length]=o;
	if( sel == 1 )
		objeto.selectedIndex = objeto.length-1;
}

function cerrar_caja( obj ) {
	obj.style.visibility = "hidden";
}

function generar_caja( x, y, contenido, obj, obj_txt ) {
	obj.style.left = x;
	obj.style.top = y;
	obj.style.visibility = "visible";

	aux_contenido = "<div align=right><A HREF='#' onclick=\"cerrar_caja("+obj_txt+");\" title='Cerrar Ventana' class='link02'>X</A></div>" + contenido;

	obj.innerHTML = aux_contenido;
}

////////////////////////////////////////////////
function KeyIsLetra(evt)
{
var isNav = (navigator.appName.indexOf("Netscape") != -1)
var isIE = (navigator.appName.indexOf("Microsoft") != -1)

	if (isNav) {
		//if ( evt.which == 13 || evt.which == 8 || (evt.which >= 65 &&  evt.which <=90) || (evt.which >= 97 &&  evt.which <=122) || evt.which == 225 || evt.which == 233 || evt.which == 237 || evt.which == 243 || evt.which == 250 || evt.which == 193 || evt.which == 201 || evt.which == 205 || evt.which == 211 || evt.which == 218 )
		if ( evt.which == 209 || evt.which == 241 || evt.which == 13 || evt.which == 8 || (evt.which >= 65 &&  evt.which <=90) || (evt.which >= 97 &&  evt.which <=122) || evt.which == 32)
		return true;
	return false;
	}
	else if (isIE)
		{evt = window.event;
		//if ( evt.keyCode == 13 || evt.keyCode == 8 || (evt.keyCode >= 65 && evt.keyCode <= 90) || (evt.keyCode >= 97 && evt.keyCode <= 122) || evt.keyCode == 225 || evt.keyCode == 233 || evt.keyCode == 237 || evt.keyCode == 243 || evt.keyCode == 250 || evt.keyCode == 193 || evt.keyCode == 201 || evt.keyCode == 205 || evt.keyCode == 211 || evt.keyCode == 218 )
		if ( evt.keyCode == 209 || evt.keyCode == 241 || evt.keyCode == 13 || evt.keyCode == 8 || (evt.keyCode >= 65 && evt.keyCode <= 90) || (evt.keyCode >= 97 && evt.keyCode <= 122) || evt.keyCode == 32 )
			return true;
		return false;
		}
	else {
		alert("Su browser no es soportado por esta aplicación")
	}
	return false
}

////////////////////////////////////////////////
function KeyIsNumber(evt)
{
var isNav = (navigator.appName.indexOf("Netscape") != -1)
var isIE = (navigator.appName.indexOf("Microsoft") != -1)

	if (isNav) {
		if ( evt.which == 13 || evt.which == 44 || evt.which == 8 || (evt.which >= 48 &&  evt.which <=57) )
		return true;
	return false;
	}
	else if (isIE)
		{evt = window.event;
		if ( evt.keyCode == 13 || evt.keyCode == 44 || evt.keyCode == 8 || (evt.keyCode >= 48 && evt.keyCode <= 57) )
			return true;
		return false;
		}
	else {
		alert("Su browser no es soportado por esta aplicación")
	}
	return false
}

////////////////////////////////////////////////