/*
 * Herbert Baier, Dezember 2007
 * 
 * Set font size with cookie.
 */
function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
}

window.onload = function(e) {
  var cookie = readCookie("itbstyle");
  var emStep = cookie ? parseInt(cookie) : 0;

  fontSizer(0, false);
}

window.onunload = function(e) {
  createCookie("itbstyle", emStep, 365);
}

var cookie = readCookie("itbstyle");

var emStepWidth = 0.125;				// increase/decrease font every step by emStepWidth
var emBasis 	= 0.85;					// font size of body at startup
var emStep 	= cookie ? parseInt(cookie) : 0;	// counter for current step (leave as 0)
var emMaxSteps 	= 2;					// maximum steps alowed
/**
* fontSizer increase/decrease font size inside "emStep"
*
* use: fontSizer(1, false), fontSizer(-1, false) or fontSizer(0, true)
* @param inc set to 1 or -1
* @param reset set to true to get initial font size
*/
function fontSizer(inc, reset) {
  // reset font size
  if (reset)
      emStep = 0;
  // inside allowed steps?
  if (Math.abs(emStep + inc) <= emMaxSteps) {
     // increase/decrease emStep
     emStep += inc;

     // set new font size for every tag inside "emStep"
     emFontSize = emStep * emStepWidth + emBasis;

     //get content
     emBody = document.getElementById('contents');
     // set new fot size
     emBody.style.fontSize = emFontSize + "em";

  }
  if (emStep == -emMaxSteps) {
      document.getElementById("fontsizeMinus").src = "../images/fontsizeMinus_lo.jpg";
  }
  else if (emStep == emMaxSteps) {
      document.getElementById("fontsizePlus").src = "../images/fontsizePlus_lo.jpg";
  }
  else {
      document.getElementById("fontsizePlus").src = "../images/fontsizePlus.jpg";
      document.getElementById("fontsizeMinus").src = "../images/fontsizeMinus.jpg";
  }
} 

/*
 * Write font size script.
 */

function writeFontSize(prefix){
	document.write(prefix);
	document.write("<a href=\"javascript:void(0)\" onmousedown=\"fontSizer(-1, false)\" onfocus=\"blur()\"><img src=\"../images/fontsizeMinus.jpg\" id=\"fontsizeMinus\" align=\"absmiddle\"></a><a href=\"javascript:void(0)\" onmousedown=\"fontSizer(1, false)\" onfocus=\"blur()\"><img src=\"../images/fontsizePlus.jpg\" id=\"fontsizePlus\" align=\"absmiddle\"></a>");
}

/*
 * Write Bookmark script. If it is supported. i.e. Firefox, opera or IE, it will be added.
 */

function writeBookmark(url, title, message){
    if (window.sidebar || (window.opera && window.print) || document.all) {
	document.write("&ensp;<a href=\"javascript:bookmark('" + url + "','" + title + "');\" title='" + message + "' onfocus=\"blur()\"><img src=\"../images/bookmark.gif\" alt=\"Bookmark this page\" name=\"bookmark\" align=\"absmiddle\" border=\"0\"></a>");
    }
}

function bookmark(url, title){
    if(window.sidebar) { // Firefox
	window.sidebar.addPanel(title, url,'');
    } else  if(window.opera && window.print){ // opera
	var elem = document.createElement('a');
	elem.setAttribute('href',url);
	elem.setAttribute('title',title);
	elem.setAttribute('rel','sidebar');
	elem.click();
    } else if(document.all) { // IE
	window.external.AddFavorite(url, title);
    }
}

/*
 * Clock
 * To set a begining time, use time parameter in flashvars, e.g.: time=15:54:34
 */
function writeClock(){
    document.write("<embed src=\"../media/clock.swf\" quality=\"high\" pluginspage=\"http://www.macromedia.com/go/getflashplayer\" play=\"true\" loop=\"true\" scale=\"showall\" wmode=\"transparent\" devicefont=\"false\" bgcolor=\"#ffffff\" name=\"clock\" menu=\"true\" allowfullscreen=\"false\" allowscriptaccess=\"sameDomain\" salign=\"\" flashvars=\"handWidth=3&amp;faceColor=161654&amp;hourColor=0646ff&amp;minuteColor=2e31a4&amp;secondColor=2e31a4\" type=\"application/x-shockwave-flash\" align=\"middle\" height=\"65\" width=\"65\">");
}

/*
 * Head
 */
function writeHead_de(){
    document.write("<div id=\"header\"><div class=\"left\"></div><div id=\"siteTitle\"><h1>IT-High-Tech-L&ouml;sungen</h1><h2>innovative thinking</h2></div><div class=\"right\"></div></div>");
}

function writeHead_en(){
    document.write("<div id=\"header\"><div class=\"left\"></div><div id=\"siteTitle\"><h1>IT High-Tech Solutions</h1><h2>innovative thinking</h2></div><div class=\"right\"></div></div>");
}

function writeHead_es(){
    document.write("<div id=\"header\"><div class=\"left\"></div><div id=\"siteTitle\"><h1>Soluciones High-Tech en IT</h1><h2>innovative thinking</h2></div><div class=\"right\"></div></div>");
}

function writeHead_pt(){
    document.write("<center class=\"error\"><br/>Esta pagina se encontra em construção. As versões em inglês, alemão e espanhol são estáveis.</center>");
    document.write("<div id=\"header\"><div class=\"left\"></div><div id=\"siteTitle\"><h1>Solu&ccedil;&otilde;es High-Tech em TI</h1><h2>innovative thinking</h2></div><div class=\"right\"></div></div>");
}

/*
 * sub navigation extras
 */

function writeSubNavigationExtras_de() {
    writeSubNavigationExtras("Schrift","Diese Seite zu den Favoriten hinzuf&uuml;gen");
}

function writeSubNavigationExtras_en() {
    writeSubNavigationExtras("Font","Bookmark this page");
}

function writeSubNavigationExtras_es() {
    writeSubNavigationExtras("Fuente","Agregar favorito");
}

function writeSubNavigationExtras_pt() {
    writeSubNavigationExtras("Fonte","Adicionar favoritos");
}

function writeSubNavigationExtras(font,bookmark) {
    document.write("<div class=\"extras\">");
    writeFontSize(font + ":");
    writeBookmark(window.document.location,window.document.title,bookmark);
    document.write("</div>");
}

/*
 * Footnote
 */
function writeFootnote_de(){
    document.write("<div id=\"footer\"><p>&copy; itbaier - Winterhausen 2007-2010</p><p>Alle Rechte vorbehalten</p></div>");
}

function writeFootnote_en(){
    document.write("<div id=\"footer\"><p>&copy; itbaier - Germany 2007-2010</p><p>All rights reserved</p></div>");
}

function writeFootnote_es(){
    document.write("<div id=\"footer\"><p>&copy; itbaier - Alemania 2007-2010</p><p>Todos los derechos reservados</p></div>");
}

function writeFootnote_pt(){
    document.write("<div id=\"footer\"><p>&copy; itbaier - Alemanha 2007-2010</p><p>Todos os direitos reservados</p></div>");
}

function writeFootnoteEmpty(){
    document.write("<img src=\"http://www.itbaier.de/cgi-std/count.pl?c=1\" height=1 width=1 border=\"0\" >");
}

/*
 * Languages
 */
function writeLanguages_de(name){
    document.write("<div class=\"right\"><a href=\"../en/" + name + ".html\"><img src=\"../images/lang_en.png\" /></a> <a href=\"../es/" + name + ".html\"><img src=\"../images/lang_es.png\" /></a> <a href=\"../pt/" + name + ".html\"><img src=\"../images/lang_pt.png\" /></a></div>");
}

function writeLanguages_en(name){
    document.write("<div class=\"right\"><a href=\"../de/" + name + ".html\"><img src=\"../images/lang_de.png\" /></a> <a href=\"../es/" + name + ".html\"><img src=\"../images/lang_es.png\" /></a> <a href=\"../pt/" + name + ".html\"><img src=\"../images/lang_pt.png\" /></a></div>");
}

function writeLanguages_es(name){
    document.write("<div class=\"right\"><a href=\"../en/" + name + ".html\"><img src=\"../images/lang_en.png\" /></a> <a href=\"../de/" + name + ".html\"><img src=\"../images/lang_de.png\" /></a> <a href=\"../pt/" + name + ".html\"><img src=\"../images/lang_pt.png\" /></a></div>");
}

function writeLanguages_pt(name){
    document.write("<div class=\"right\"><a href=\"../en/" + name + ".html\"><img src=\"../images/lang_en.png\" /></a> <a href=\"../de/" + name + ".html\"><img src=\"../images/lang_de.png\" /></a> <a href=\"../es/" + name + ".html\"><img src=\"../images/lang_es.png\" /></a></div>");
}

/*
 * Box
 */
function writeBox_top(){
    document.write("<div class=\"boxTop\"><div class=\"left\"></div><div class=\"right\"></div></div><div class=\"box\"><div class=\"close\">");
}

function writeBox_bottom(){
    document.write("</div></div><div class=\"boxBottom\"><div class=\"left\"></div><div class=\"right\"></div></div>");
}

/*
 * Information about the visitor's browser.
 */
function detectBrowser_de() {
    detectBrowser("Diese Seite wird nicht korrekt angezeigt, da Ihre Version von Microsofts Internet Explorer unterst&uuml;tzt nicht alle Seitenlayout-Eigenschaften. Der Internet Explorer 7.0 (oder neuere Version) ist erforderlich.");
}

function detectBrowser_en() {
    detectBrowser("The page is not being displayed correctly, since your version of Microsoft's Internet Explorer does not support all page layout properties. The Internet Explorer 7.0 (or newer version) is required.");
}

function detectBrowser_es() {
    detectBrowser("La p&aacute;gina no se muestran correctamente, ya que su versi&oacute;n de Internet Explorer de Microsoft no es compatible con todas las propiedades de dise&ntilde;o de p&aacute;gina. Se requiere el Internet Explorer 7.0 (o versi&oacute;n m&aacute;s reciente).");
}

function detectBrowser_pt() {
    detectBrowser("A p&aacute;gina n&atilde;o est&aacute; sendo exibida corretamente, j&aacute; que sua vers&atilde;o do Internet Explorer da Microsoft n&atilde;o d&aacute; suporte a todas as propriedades de layout de p&aacute;gina. O Internet Explorer 7.0 (ou vers&atilde;o mais recente) &eacute; necess&aacute;ria.");
}

function detectBrowser(messageIE6) {
    var nVer = navigator.appVersion;
    var nAgt = navigator.userAgent;
    var browserName  = navigator.appName;
    var fullVersion  = ''+parseFloat(navigator.appVersion); 
    var majorVersion = parseInt(navigator.appVersion,10);
    var nameOffset,verOffset,ix;

    // In MSIE, the true version is after "MSIE" in userAgent
    if ((verOffset=nAgt.indexOf("MSIE"))!=-1) {
	browserName = "Microsoft Internet Explorer";
	fullVersion = nAgt.substring(verOffset+5);
    }
    // In Opera, the true version is after "Opera" 
    else if ((verOffset=nAgt.indexOf("Opera"))!=-1) {
	browserName = "Opera";
	fullVersion = nAgt.substring(verOffset+6);
    }
    // In Chrome, the true version is after "Chrome" 
    else if ((verOffset=nAgt.indexOf("Chrome"))!=-1) {
	browserName = "Chrome";
	fullVersion = nAgt.substring(verOffset+7);
    }
    // In Safari, the true version is after "Safari" 
    else if ((verOffset=nAgt.indexOf("Safari"))!=-1) {
	browserName = "Safari";
	fullVersion = nAgt.substring(verOffset+7);
    }
    // In Firefox, the true version is after "Firefox" 
    else if ((verOffset=nAgt.indexOf("Firefox"))!=-1) {
	browserName = "Firefox";
	fullVersion = nAgt.substring(verOffset+8);
    }
    // In most other browsers, "name/version" is at the end of userAgent 
    else if ( (nameOffset=nAgt.lastIndexOf(' ')+1) < (verOffset=nAgt.lastIndexOf('/')) ) {
	browserName = nAgt.substring(nameOffset,verOffset);
	fullVersion = nAgt.substring(verOffset+1);
	if (browserName.toLowerCase()==browserName.toUpperCase()) {
	    browserName = navigator.appName;
	}
    }

    // trim the fullVersion string at semicolon/space if present
    if ((ix=fullVersion.indexOf(";"))!=-1) fullVersion=fullVersion.substring(0,ix);
    if ((ix=fullVersion.indexOf(" "))!=-1) fullVersion=fullVersion.substring(0,ix);

    majorVersion = parseInt(''+fullVersion,10);
    if (isNaN(majorVersion)) {
	fullVersion  = ''+parseFloat(navigator.appVersion); 
	majorVersion = parseInt(navigator.appVersion,10);
    }

    // writeBrowserName(browserName,fullVersion,majorVersion);

    if (browserName=="Microsoft Internet Explorer" && parseFloat(fullVersion) < 7) {
	document.write("<p class=\"error\">" + messageIE6 + "</p><br/>");
    }
}

function writeBrowserName(browserName,fullVersion,majorVersion) {
    document.write('Browser name  = '+browserName+'<br>');
    document.write('Full version  = '+fullVersion+'<br>');
    document.write('Major version = '+majorVersion+'<br>');
    document.write('navigator.appName = '+navigator.appName+'<br>');
    document.write('navigator.userAgent = '+navigator.userAgent+'<br>');
}

/*
 * Main menus.
 */

function writeMainMenu_de(option, htmlLanguage) {
    writeMainMenu("Willkommen", "Dienstleistungen", "Projekte", "Kontakt", option, "de", htmlLanguage);
}

function writeMainMenu_en(option, htmlLanguage) {
    writeMainMenu("Welcome", "Services", "Projects", "Contact", option, "en", htmlLanguage);
}

function writeMainMenu_es(option, htmlLanguage) {
    writeMainMenu("Bienvenido", "Servicios", "Proyectos", "Contacto", option, "es", htmlLanguage);
}

function writeMainMenu_pt(option, htmlLanguage) {
    writeMainMenu("Bem-Vindo", "Servi&ccedil;os", "Projetos", "Contato", option, "pt", htmlLanguage);
}

function writeMainMenu(welcome, services, projects, contact, option, language, htmlLanguage) {
    document.write("<div id=\"mainNavigation\"><div class=\"left\"></div><ul>");

    if (option=="index") {
	document.write("<li class=\"activeLeft\">" + welcome + "</li>");
    } else {
 	document.write("<li class=\"inactiveLeft\"><a href=\"index.html\">" + welcome + "</a></li>");
    }
   
    if (option=="expertise") {
	document.write("<li class=\"active\">" + services + "</li>");
    } else {
 	document.write("<li class=\"inactive\"><a href=\"expertise.html\">" + services + "</a></li>");
    }
   
    if (option=="project_lang_proc") {
	document.write("<li class=\"active\">" + projects + "</li>");
    } else {
 	document.write("<li class=\"inactive\"><a href=\"project_lang_proc.html\">" + projects + "</a></li>");
    }
   
    if (option=="contact") {
	document.write("<li class=\"active\">" + contact + "</li><li class=\"lastActive\"></li>");
    } else {
 	document.write("<li class=\"inactive\"><a href=\"contact.html\">" +contact + "</a></li><li class=\"lastInactive\"></li>");
    }
   
   document.write("</ul>");

    if (language == "de") {
	writeLanguages_de(htmlLanguage);
    } else if (language == "es") {
	writeLanguages_es(htmlLanguage);
    } else if (language == "pt") {
	writeLanguages_pt(htmlLanguage);
    } else {
	writeLanguages_en(htmlLanguage);
    }

    document.write("</div>");
}


/*
 * Sub menus.
 */

function writeSubMenuWelcome_de(option) {
    writeSubMenuWelcome("Startseite", "&Uuml;ber uns", "Impressum", option, "de");
}

function writeSubMenuWelcome_en(option) {
    writeSubMenuWelcome("Home", "About us", "Imprint", option, "en");
}

function writeSubMenuWelcome_es(option) {
    writeSubMenuWelcome("Inicio", "Qui&eacute;nes Somos", "Informaci&oacute;n Legal", option, "es");
}

function writeSubMenuWelcome_pt(option) {
    writeSubMenuWelcome("In&iacute;cio", "Sobre n&oacute;s", "Pol&iacute;tica de Privacidade", option, "pt");
}

function writeSubMenuServices_de(option) {
    writeSubMenuServices("Expertise", "Individuelle Softwareentwicklung", "Beratung", "Automatische Sprachverarbeitung", option, "de");
}

function writeSubMenuServices_en(option) {
    writeSubMenuServices("Expertise", "Custom Software Development", "Consulting", "Automatic Language Processing", option, "en");
}

function writeSubMenuServices_es(option) {
    writeSubMenuServices("Experiencia", "Desarrollo de software personalizado", "Asesoramiento", "Procesamiento autom&aacute;tico del lenguaje", option, "es");
}

function writeSubMenuServices_pt(option) {
    writeSubMenuServices("Experi&ecirc;ncia", "Desenvolvimento de Softwares Personalizados", "Consultoria", "Processamento autom&aacute;tico de linguagem", option, "pt");
}

function writeSubMenuProjects_de(option) {
    writeSubMenuProjects("Sprachverarbeitung", "Bioinformatik", "Robotik und Telematik", "Expertensystem", "Netzwerkmanagement", "Simulation", option, "de");
}

function writeSubMenuProjects_en(option) {
    writeSubMenuProjects("Language Processing", "Bioinformatics", "Robotics and Telematics", "Expert systems", "Network Management", "Simulation", option, "en");
}

function writeSubMenuProjects_es(option) {
    writeSubMenuProjects("Procesamiento del Lenguaje", "Bioinform&aacute;tica", "Rob&oacute;tica y Telem&aacute;tica", "Sistemas Especializados", "Administraci&oacute;n de Redes", "Simulaci&oacute;n", option, "es");
}

function writeSubMenuProjects_pt(option) {
    writeSubMenuProjects("Processamento de Linguagem", "Bioinform&aacute;tica", "Rob&oacute;tica e Telem&aacute;tica", "Sistemas Especialistas", "Gerenciamento de Redes", "Simula&ccedil;&atilde;o", option, "pt");
}

function writeSubMenuContact_de(option) {
    writeSubMenuContact("Adresse", "Wegbeschreibung", "Formular", option, "de");
}

function writeSubMenuContact_en(option) {
    writeSubMenuContact("Address", "Location Plan", "Form", option, "en");
}

function writeSubMenuContact_es(option) {
    writeSubMenuContact("Direcci&oacute;n", "Plano de  Ubicaci&oacute;n", "Forma", option, "es");
}

function writeSubMenuContact_pt(option) {
    writeSubMenuContact("Endere&ccedil;o", "Como Chegar", "Formul&aacute;rio de Contato", option, "pt");
}

function writeSubMenuWelcome(home, aboutUs, imprint, option, language) {
    writeSubMenuPrefix();

    if (option=="index") {
	document.write("<span class=\"selected\">" + home + "</span>");
    } else {
 	document.write("<a href=\"index.html\">" + home + "</a>");
    }
   
    document.write(" | ");

    if (option=="aboutUs") {
	document.write("<span class=\"selected\">" + aboutUs + "</span>");
    } else {
 	document.write("<a href=\"aboutUs.html\">" + aboutUs + "</a>");
    }
   
   
    document.write(" | ");

    if (option=="imprint") {
	document.write("<span class=\"selected\">" + imprint + "</span>");
    } else {
 	document.write("<a href=\"imprint.html\">" + imprint + "</a>");
    }

    writeSubMenuSuffix(language);
}

function writeSubMenuServices(expertise, ind_software_dev, consulting, auto_lang_proc, option, language) {
    writeSubMenuPrefix();

    if (option=="expertise") {
	document.write("<span class=\"selected\">" + expertise + "</span>");
    } else {
 	document.write("<a href=\"expertise.html\">" + expertise + "</a>");
    }
   
    document.write(" | ");

    if (option=="ind_software_dev") {
	document.write("<span class=\"selected\">" + ind_software_dev + "</span>");
    } else {
 	document.write("<a href=\"ind_software_dev.html\">" + ind_software_dev + "</a>");
    }
   
    document.write(" | ");

    if (option=="consulting") {
	document.write("<span class=\"selected\">" + consulting + "</span>");
    } else {
 	document.write("<a href=\"consulting.html\">" + consulting + "</a>");
    }
   
    document.write(" | ");

    if (option=="auto_lang_proc") {
	document.write("<span class=\"selected\">" + auto_lang_proc + "</span>");
    } else {
 	document.write("<a href=\"auto_lang_proc.html\">" + auto_lang_proc + "</a>");
    }
   
    writeSubMenuSuffix(language);
}

function writeSubMenuProjects(project_lang_proc, project_bio, project_rob_tel, project_exp_syst, project_network, project_simulation, option, language) {
    writeSubMenuPrefix();

    if (option=="project_lang_proc") {
	document.write("<span class=\"selected\">" + project_lang_proc + "</span>");
    } else {
 	document.write("<a href=\"project_lang_proc.html\">" + project_lang_proc + "</a>");
    }
   
    document.write(" | ");

    if (option=="project_bio") {
	document.write("<span class=\"selected\">" + project_bio + "</span>");
    } else {
 	document.write("<a href=\"project_bio.html\">" + project_bio + "</a>");
    }
   
    document.write(" | ");

    if (option=="project_rob_tel") {
	document.write("<span class=\"selected\">" + project_rob_tel + "</span>");
    } else {
 	document.write("<a href=\"project_rob_tel.html\">" + project_rob_tel + "</a>");
    }
   
    document.write(" | ");

    if (option=="project_exp_syst") {
	document.write("<span class=\"selected\">" + project_exp_syst + "</span>");
    } else {
 	document.write("<a href=\"project_exp_syst.html\">" + project_exp_syst + "</a>");
    }
   
    document.write(" | ");

    if (option=="project_network") {
	document.write("<span class=\"selected\">" + project_network + "</span>");
    } else {
 	document.write("<a href=\"project_network.html\">" + project_network + "</a>");
    }
   
    document.write(" | ");

    if (option=="project_simulation") {
	document.write("<span class=\"selected\">" + project_simulation + "</span>");
    } else {
 	document.write("<a href=\"project_simulation.html\">" + project_simulation + "</a>");
    }
   
    writeSubMenuSuffix(language);
}

function writeSubMenuContact(contact, location_plan, form, option, language) {
    writeSubMenuPrefix();

    if (option=="contact") {
	document.write("<span class=\"selected\">" + contact + "</span>");
    } else {
 	document.write("<a href=\"contact.html\">" + contact + "</a>");
    }
   
    document.write(" | ");

    if (option=="location_plan") {
	document.write("<span class=\"selected\">" + location_plan + "</span>");
    } else {
 	document.write("<a href=\"location_plan.html\">" + location_plan + "</a>");
    }
   
    document.write(" | ");

    if (option=="form") {
	document.write("<span class=\"selected\">" + form + "</span>");
    } else {
 	document.write("<a href=\"form.html\">" + form + "</a>");
    }
   
    writeSubMenuSuffix(language);
}

function writeSubMenuPrefix() {
    document.write("<div id=\"subNavigation\"><div class=\"left\"></div><div class=\"options\">");
}

function writeSubMenuSuffix(language) {
    document.write("</div><div class=\"right\"></div>");

    if (language == "de") {
	writeSubNavigationExtras_de();
    } else if (language == "es") {
	writeSubNavigationExtras_es();
    } else if (language == "pt") {
	writeSubNavigationExtras_pt();
    } else {
	writeSubNavigationExtras_en();
    }

    document.write("</div>");
}

/*
 * Form.
 */

function chkFormular_de() {
    return chkFormular("Bitte Ihren Name eingeben!", "Bitte Ihre E-Mail eingeben!", "Bitte Ihre Bemerkungen eingeben!");
}

function chkFormular_en() {
    return chkFormular("Please enter your name!", "Please enter a valid e-mail!", "Please enter your comments!");
}

function chkFormular_es() {
    return chkFormular("Por favor, ingrese su nombre!", "Por favor, escriba un correo electr&oacute;nico v&aacute;lido!", "Por favor, escriba sus comentarios!");
}

function chkFormular_pt() {
    return chkFormular("Por favor, digite seu nome!", "Por favor, escreva um endere&ccedil;o eletr&ocirc;nico v&aacute;lido!", "Por favor, escreva seus coment&aacute;rios!");
}

function chkFormular(name, email, comments) {
    if(document.formular.realname.value == "") {
	alert(name);
	document.formular.realname.focus();
	return false;
    }
    
    if(document.formular.email.value == "") {
	alert(email);
	document.formular.email.focus();
	return false;
    }

    if(document.formular.text.value == "") {
	alert(comments);
	document.formular.text.focus();
	return false;
    }
  
    return true;    
}