// JavaScript Document
function createCookie(name, value, time) {
	if (time) {
		var date = new Date();
		date.setTime(date.getTime()+ time);
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function validate() 
{

  var header = document.insertQuery.header.value;
  var name = document.insertQuery.name.value;
  var email = document.insertQuery.email.value;    
  var text = document.insertQuery.text.value;
  
  var error = "";

  
  if (header == "" || name == "" || email == "" || text == "") {
    error = "Všechny hodnoty musí být zadány!";
  }
  else
  {
    if (emailCheck(email) == false)
      error = "Není zadán správný tvar emailu!";
  }
  
  if (error != "") {
    alert(error);
    return false;
  }
  else {
    return true;
  }
  return false;    
}

function emailCheck (emailStr) {
  
  /* The following variable tells the rest of the function whether or not
  to verify that the address ends in a two-letter country or well-known
  TLD.  1 means check it, 0 means don't. */
  
  var checkTLD=1;
  
  /* The following is the list of known TLDs that an e-mail address must end with. */
  
  var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
  
  /* The following pattern is used to check if the entered e-mail address
  fits the user@domain format.  It also is used to separate the username
  from the domain. */
  
  var emailPat=/^(.+)@(.+)$/;
  
  /* The following string represents the pattern for matching all special
  characters.  We don't want to allow special characters in the address. 
  These characters include ( ) < > @ , ; : \ " . [ ] */
  
  var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";
  
  /* The following string represents the range of characters allowed in a 
  username or domainname.  It really states which chars aren't allowed.*/
  
  var validChars="\[^\\s" + specialChars + "\]";
  
  /* The following pattern applies if the "user" is a quoted string (in
  which case, there are no rules about which characters are allowed
  and which aren't; anything goes).  E.g. "jiminy cricket"@disney.com
  is a legal e-mail address. */
  
  var quotedUser="(\"[^\"]*\")";
  
  /* The following pattern applies for domains that are IP addresses,
  rather than symbolic names.  E.g. joe@[123.124.233.4] is a legal
  e-mail address. NOTE: The square brackets are required. */
  
  var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
  
  /* The following string represents an atom (basically a series of non-special characters.) */
  
  var atom=validChars + '+';
  
  /* The following string represents one word in the typical username.
  For example, in john.doe@somewhere.com, john and doe are words.
  Basically, a word is either an atom or quoted string. */
  
  var word="(" + atom + "|" + quotedUser + ")";
  
  // The following pattern describes the structure of the user
  
  var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
  
  /* The following pattern describes the structure of a normal symbolic
  domain, as opposed to ipDomainPat, shown above. */
  
  var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
  
  /* Finally, let's start trying to figure out if the supplied address is valid. */
  
  /* Begin with the coarse pattern to simply break up user@domain into
  different pieces that are easy to analyze. */
  
  var matchArray=emailStr.match(emailPat);
  
  if (matchArray==null) {
  
  /* Too many/few @'s or something; basically, this address doesn't
  even fit the general mould of a valid e-mail address. */
  
  return false;
  }
  var user=matchArray[1];
  var domain=matchArray[2];
  
  // Start by checking that only basic ASCII characters are in the strings (0-127).
  
  for (i=0; i<user.length; i++) {
  if (user.charCodeAt(i)>127) {
  return false;
     }
  }
  for (i=0; i<domain.length; i++) {
  if (domain.charCodeAt(i)>127) {
  return false;
     }
  }
  
  // See if "user" is valid 
  
  if (user.match(userPat)==null) {
  
  // user is not valid
  
  return false;
  }
  
  /* if the e-mail address is at an IP address (as opposed to a symbolic
  host name) make sure the IP address is valid. */
  
  var IPArray=domain.match(ipDomainPat);
  if (IPArray!=null) {
  
  // this is an IP address
  
  for (var i=1;i<=4;i++) {
  if (IPArray[i]>255) {
  return false;
     }
  }
  return true;
  }
  
  // Domain is symbolic name.  Check if it's valid.
   
  var atomPat=new RegExp("^" + atom + "$");
  var domArr=domain.split(".");
  var len=domArr.length;
  for (i=0;i<len;i++) {
  if (domArr[i].search(atomPat)==-1) {
  return false;
     }
  }
  
  /* domain name seems valid, but now make sure that it ends in a
  known top-level domain (like com, edu, gov) or a two-letter word,
  representing country (uk, nl), and that there's a hostname preceding 
  the domain or country. */
  
  if (checkTLD && domArr[domArr.length-1].length!=2 && 
  domArr[domArr.length-1].search(knownDomsPat)==-1) {

  return false;
  }
  
  // Make sure there's a host name preceding the domain.
  
  if (len<2) {
  return false;
  }
  
  // If we've gotten this far, everything's valid!
  return true;
}

function listSelected(id) {
  //window.alert (id);
  pathPre = eval('list' + id + '.src');
	path="url("+pathPre+")";
	//window.alert (pathPre);
  document.getElementById('listHeader').style.backgroundImage=path;
  
  /*
    loadBackgroundImage('selected' + id + '.src');
  	pathPre = eval(name);
		path="url("+pathPre+")";
		document.getElementById('MenuBackground').style.backgroundImage=path;
		
		*/
}
function cosi() {
   window.alert (" gghfghgf");
}



function phoneCheck(phone){
    var error = "";

    var stripped = phone.replace(/[\(\)\.\-\ \+]/g, '');     

    if (isNaN(parseInt(stripped))) {
      return false;
    }
    /*else
    {
      if (!(stripped.length == 9) && !(stripped.length == 12)) {
        return false;
      }
    } */
    return true;
 }

 function nameCheck(name) {
  var pattern = "\W{2,}";

  if (name.search(pattern) == -1)
    return false;
  return true;
 }
 
 function pscScheck(psc)
 {
  var stripped = psc.replace(/[\(\)\.\-\ \+]/g, '');    
  if (isNaN(parseInt(stripped))) {
      return false;
    }
    return true;
 }
 
function validateOrder() 
{
  var name = document.insertAdress.name.value;
  var street = document.insertAdress.street.value;
  var city = document.insertAdress.city.value;   
  var email = document.insertAdress.email.value;
  var phone = document.insertAdress.phone.value;
  var psc = document.insertAdress.psc.value;
  
  var error = "";
  
  if (name == "" || street == "" || city == "" || email == "" || phone == "" || psc == "") {
    error = "Všechny hodnoty musí být zadány!";
  }     
  else
  {
    if (emailCheck(email) == false)
      error = "Není zadán správný tvar emailu!";
    else if (phoneCheck(phone) == false)
      error = "Není zadán správný tvar telefoního čísla!";
    /*else if (nameCheck(name) == false)
      error = "Není zadán správný tvar příjmení a jména!"; */
  }
  
  if (error != "") {
    alert(error);
    return false;
  }
  else {
    return true;
  }
  return false;  
}