Chip 2000 May/Chip_2000-05_cd1.bin/internet/Cybex/scripts/common.js

Text File | 2000-03-30 | 5.4 KB | 284 lines

var whitespace = " \t\n\r";
var maxks = 30000
var root = ""

mn = new Array()
mn[0] = "mn_hledani"
mn[1] = "mn_kosik"
mn[2] = "mn_pokladna"
mn[3] = "mn_logon"
mn[4] = "mn_logoff"
mn[5] = "mn_logoff"
mn[6] = "mn_registr"
mn[7] = "mn_zmena"
mn[8] = "mn_napoveda"
mn[9] =  "mnt_akce"
mn[10] = "mnt_novinky"
mn[11] = "mnt_vyprodej"
mn[12] = "mnt_quicklink"
mn[13] = "odeslat"
mn[14] = "objednat"
mn[15] = "login"
mn[16] = "registrace"
mn[17] = "zmenit"
mn[18] = "vyhledat"
mn[19] = "objednat"
mn[20] = "zobrazit"
mn[21] = "prepocitat"
mn[22] = "netnewsobj"
mn[23] = "zaplatit"
mn[24] = "dalsi"
mn[25] = "zpet"
mn[26] = "pridat"
mn[27] = "novahra"
mn[28] = "zapsat"

mnimg0 = new Array()
mnimg1 = new Array()
for (i=0;i<mn.length;i++)
  {
  mnimg0[i] = new Image()
  mnimg1[i] = new Image()
  mnimg0[i].src = root + "images/" + mn[i] + ".gif"
  mnimg1[i].src = root + "images/" + mn[i] + "1.gif"
  }

//----------------- browser detect ------------------

var is_major = parseInt(navigator.appVersion)
var is_minor = parseFloat(navigator.appVersion)
var agt=navigator.userAgent.toLowerCase()

var is_nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1)
           && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1)
           && (agt.indexOf('webtv')==-1))
var is_nav4up = (is_nav && (is_major >= 4))
var is_ie   = (agt.indexOf("msie") != -1)
var is_ie4up  = (is_ie  && (is_major >= 4))

//----------------- functions ---------------------

function showhint(text, image)
{
if (showhint.arguments.length < 2) return

var i
var f=false

if (is_nav && (image.name=="objednat" || image.name=="novahra")) return

for (i=0;i<mn.length;i++) {
  if (image.name == mn[i]) {
     f=true
     break
     }
  }
if (f) {
    image.src = (text != "") ? mnimg1[i].src : mnimg0[i].src
    self.status = text
    }
}

function showstatus(text)
{
self.status = text
}

function chkSearchVal(thisform)
{
if (isWhitespace(thisform.produkt.value)) {
    alert("\nZadejte text, kter² se mß vyhledat")
    thisform.produkt.focus()
    return false
    }
else
    return true
}

function chkNETNews(thisform)
{
  if (isWhitespace(thisform.email.value))
    {
    alert ("\nZadejte prosφm e-mailovou adresu")
    thisform.email.focus()
    return false
    }
  if (!isWhitespace(thisform.email.value))
    {
    if (!isEmail(thisform.email.value))
      {
      alert ("\nE-mail adresa nenφ zadßna sprßvn∞.")
      thisform.email.focus()
      return false
      }
    }
  return true
}

// VARIABLE DECLARATIONS

function isEmpty(s)
{
return ((s == null) || (s.length == 0))
}

function isWhitespace(s)
{
var i;
if (isEmpty(s)) return true
for (i = 0; i < s.length; i++) {
    var c = s.charAt(i)
  if (whitespace.indexOf(c) == -1) return false
  }
return true
}

function stripCharsInBag (s, bag)
{
var i;
var returnString = ""
for (i = 0; i < s.length; i++){
    var c = s.charAt(i)
  if (bag.indexOf(c) == -1) returnString += c
  }
  return returnString
}

function stripCharsNotInBag (s, bag)
{
var i;
var returnString = "";
for (i = 0; i < s.length; i++) {
    var c = s.charAt(i)
  if (bag.indexOf(c) != -1) returnString += c
  }
  return returnString
}

function stripWhitespace (s)
{
return stripCharsInBag (s, whitespace)
}

function stripInitialWhitespace (s)
{
var i = 0
while ((i < s.length) && charInString (s.charAt(i), whitespace))
    i++
return s.substring(i, s.length)
}

function isLetter (c)
{
return ( ((c >= "a") && (c <= "z")) || ((c >= "A") && (c <= "Z")) )
}

function isDigit (c)
{
return ((c >= "0") && (c <= "9"))
}

function isLetterOrDigit (c)
{
return (isLetter(c) || isDigit(c))
}

function isInteger (s)
{
if (isEmpty(s))    return false
var i
for (i = 0; i < s.length; i++) {
    var c = s.charAt(i)
  if (!isDigit(c)) return false
  }
return true
}

function isAlphabetic (s)
{
var i
if (isEmpty(s)) return false
for (i = 0; i < s.length; i++){
    var c = s.charAt(i);
  if (!isLetter(c))
        return false
    }
return true
}

function isAlphanumeric (s)
{
if (isEmpty(s)) return false
var i
for (i = 0; i < s.length; i++){
    var c = s.charAt(i)
    if (! (isLetter(c) || isDigit(c) ) )
        return false
    }
return true
}

function isEmail (s)
{
if (isEmpty(s) || isWhitespace(s)) return false

// min. jeden znak pred @
var i = 1;
var sLength = s.length;

// najdi @
while ((i < sLength) && (s.charAt(i) != "@")){ i++ }

if ((i >= sLength) || (s.charAt(i) != "@")) return false
else i += 2

// najdi .
while ((i < sLength) && (s.charAt(i) != ".")){ i++ }

// min. jeden znak za .
if ((i >= sLength - 1) || (s.charAt(i) != "."))
    return false
else
    return true
}

function isPSC(s)
{
if (isEmpty(s)) return false
var dignum = 0
// musi mit 5 cislic
for(i=0; i<s.length; i++){
    if (isDigit(s.charAt(i)))
        dignum++
    else
        if (!isWhitespace(s.charAt(i))) return false
    }
return (dignum == 5)
}

function isICO(s)
{
for (i = 0; i < s.length; i++) {
    if (!isDigit(s.charAt(i))) return false
  }
return true
}

function isDIC(s)
{
var c
for (i = 0; i < s.length; i++) {
    c = s.charAt(i)
  if (!(isDigit(c) && (c != '-'))) return false
  }
return true
}

function isIntegerInRange (s, a, b)
{
if (isEmpty(s)) return false
if (!isInteger(s, false)) return false
var num = parseInt (s)
return ((num >= a) && (num <= b))
}