couleurPassage='blue';
couleurPassageGSP='yellow';  
couleurPassageGPH='yellow';
sauve='';
first = new Array(4);
francais =0;
castellano =1;
euskara =2;
english =3;
first[francais]=1;
first[castellano]=1;
first[euskara]=1;
first[english]=1;

function namosw_exchange_src(name, rpath, nsdoc) 
{ 
  str = (navigator.appName == 'Netscape') ? nsdoc+'.'+name : 'document.all.'+name;
  img = eval(str);
  if (img) {
    if (img.altsrc == null) {
      img.altsrc = img.src;
      img.src    = rpath;
    } else {
      var temp   = img.src;
      img.src    = img.altsrc;
      img.altsrc = temp;
    }
  } 
}

function na_preload_img()
{ 
  var img_list = na_preload_img.arguments;
  if (document.preloadlist == null) 
    document.preloadlist = new Array();
  var top = document.preloadlist.length;
  for (var i=0; i < img_list.length; i++) {
    document.preloadlist[top+i]     = new Image;
    document.preloadlist[top+i].src = img_list[i+1];
  } 
}

function na_change_img_src(name, nsdoc, rpath, preload)
{ 
  var img = eval((navigator.appName.indexOf('Netscape', 0) != -1) ? nsdoc+'.'+name : 'document.all.'+name);
  if (name == '')
    return;
  if (img) {
    img.altsrc = img.src;
    img.src    = rpath;
  } 
}

function na_restore_img_src(name, nsdoc)
{
  var img = eval((navigator.appName.indexOf('Netscape', 0) != -1) ? nsdoc+'.'+name : 'document.all.'+name);
  if (name == '')
    return;
  if (img && img.altsrc) {
    img.src    = img.altsrc;
    img.altsrc = null;
  } 
}

function openAuteurs(code_releve,type_releve)
{
  p = "status=no,location=yes,toolbar=yes,directories=no,scrollbars=yes,resizable=yes,";
  p = p + "width=500,height=500,top=100,left=100";
  l = "auteurs.php?code_releve="+code_releve+"&typeRN="+type_releve;
  f = window.open(l,"GHFPBAM_Auteurs_Releve",p);
  f.focus();
}

function trim (myString)
{
return myString.replace(/^\s+/g,'').replace(/\s+$/g,'')
} 
function supprimeBlancs (myString)
{
return myString.replace(/\s+/g,''); 
} 
function remplaceBlancs (myString)
{
return myString.replace(/\s+/g,'-'); 
}
// lg précise eventuellement la longueur ŕ saisir
function verifierNombre (champ,obligatoire,lg) {
champ.value = supprimeBlancs(champ.value);
var str = champ.value;
if ((obligatoire == false) && (str.length == 0))
   return true;
if (isNaN(str)) {
    alert("Nombre saisi incorrect !");
    champ.focus();
    return false;
}
if (!lg) 
   lg = 0;
if ((lg > 0) && (lg != str.length)) {
   alert("Vous devez saisir "+lg+" chiffres");
   champ.focus();
   return false;
}
return true;

}

//------------------------------------------------------------------------
// fonction de substitution d'une sous-chaine
function replaceSubstring(inputString, fromString, toString) {
   // Goes through the inputString and replaces every occurrence of fromString with toString
   var temp = inputString;
   if (fromString == "") {
      return inputString;
   }
   if (toString.indexOf(fromString) == -1) { // If the string being replaced is not a part of the replacement string (normal situation)
      while (temp.indexOf(fromString) != -1) {
         var toTheLeft = temp.substring(0, temp.indexOf(fromString));
         var toTheRight = temp.substring(temp.indexOf(fromString)+fromString.length, temp.length);
         temp = toTheLeft + toString + toTheRight;
      }
   } else { // String being replaced is part of replacement string (like "+" being replaced with "++") - prevent an infinite loop
      var midStrings = new Array("~", "`", "_", "^", "#");
      var midStringLen = 1;
      var midString = "";
      // Find a string that doesn't exist in the inputString to be used
      // as an "inbetween" string
      while (midString == "") {
         for (var i=0; i < midStrings.length; i++) {
            var tempMidString = "";
            for (var j=0; j < midStringLen; j++) { tempMidString += midStrings[i]; }
            if (fromString.indexOf(tempMidString) == -1) {
               midString = tempMidString;
               i = midStrings.length + 1;
            }
         }
      } // Keep on going until we build an "inbetween" string that doesn't exist
      // Now go through and do two replaces - first, replace the "fromString" with the "inbetween" string
      while (temp.indexOf(fromString) != -1) {
         var toTheLeft = temp.substring(0, temp.indexOf(fromString));
         var toTheRight = temp.substring(temp.indexOf(fromString)+fromString.length, temp.length);
         temp = toTheLeft + midString + toTheRight;
      }
      // Next, replace the "inbetween" string with the "toString"
      while (temp.indexOf(midString) != -1) {
         var toTheLeft = temp.substring(0, temp.indexOf(midString));
         var toTheRight = temp.substring(temp.indexOf(midString)+midString.length, temp.length);
         temp = toTheLeft + toString + toTheRight;
      }
   } // Ends the check to see if the string being replaced is part of the replacement string or not
   return temp; // Send the updated string back to the user
} // Ends the "replaceSubstring" function