function sup_elt(nom_form, text)
{
    if( confirm(text+" ?") )
    {
        nom_form._supprimer.value = 1;
        nom_form.submit();
        return true;
    }
}

var win = null;

function new_window(mypage,myname,w,h,scroll)
{
  LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
  TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
  settings = 'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',resizable=yes';
  win = window.open(mypage,myname,settings);
}

function trim(a_string)
{
  var temp = "";
  for (i=0;i<a_string.length;i++)
  {
      tc = a_string.charAt(i);
      if (tc != " ")
      {
         temp += tc;
      }
  }
  return temp;
}

function is_entier(a_string)
{
  var v_string = trim(a_string);
  for (i=0;i<v_string.length;i++)
  {
      tc = v_string.charAt(i);
      if (!(tc == "0" || tc == "1" || tc == "2" || tc == "3" || tc == "4" || tc == "5" || tc == "6" || tc == "7" || tc == "8" || tc == "9"))
      {
         return false;
      }
  }
  return true;
}

function is_number(a_string)
{
  var v_string = trim(a_string);
  for (i=0;i<v_string.length;i++)
  {
      tc = v_string.charAt(i);
      if (!(tc == "0" || tc == "1" || tc == "2" || tc == "3" || tc == "4" || tc == "5" || tc == "6" || tc == "7" || tc == "8" || tc == "9" || tc == "."))
      {
         return false;
      }
  }
  return true;
}

function str_replace(chaine, old_string, new_string)
{
  var temp = "";
  for (i=0;i<chaine.length;i++)
  {
     tc = chaine.charAt(i);
     if (tc == old_string)
     {
     	tc = new_string;
     }
     temp += tc;
  }
  return temp;
}

function MM_swapImgRestore() 
{ //v3.0
  var i,x,a=document.MM_sr;
  for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++)
  {
  	x.src=x.oSrc;
  }
}

function MM_preloadImages() { //v3.0
  var d=document; 
  if(d.images)
  { 
    if(!d.MM_p)
    {
    	d.MM_p=new Array();
    }
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments;
    for(i=0; i<a.length; i++)
    {
        if (a[i].indexOf("#")!=0)
        {
           d.MM_p[j]=new Image;
           d.MM_p[j++].src=a[i];
        }
    }
  }
}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
   document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
 else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);
		
function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
   d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
 if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
 for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}
		

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
  if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
   obj.visibility=v; }
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function VersNavig(Netscape, Explorer) 
{
   if ((navigator.appVersion.substring(0,3) >= Netscape && navigator.appName == 'Netscape') || (navigator.appVersion.substring(0,3) >= Explorer && navigator.appName.substring(0,9) == 'Microsoft'))
   {
      return true;
   }else{
      return false;
   }
}

function IE_CorrectAlpha_PNG(){
for(i=0; i<document.images.length; i++){
img    = document.images[i];
imgExt  = img.src.substring(img.src.length-3, img.src.length);
imgExt  = imgExt.toUpperCase();
if (imgExt == "PNG"){
imgID    = (img.id) ? "id='" + img.id + "' " : "";
imgClass= (img.className) ? "class='" + img.className + "' " : "";
imgTitle= (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' ";
imgStyle= "display:inline-block;" + img.style.cssText;
if (img.align == "left") { imgStyle = "float:left;"  + imgStyle; } else if (img.align == "right"){ imgStyle = "float:right;" + imgStyle; }
if (img.parentElement.href)   { imgStyle = "cursor:hand;" + imgStyle; }       
strNewHTML    = '<span '+imgID+imgClass+imgTitle+' style="width:'+img.width+'px; height:'+img.height+'px;'+imgStyle+';'+'filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src=\''+img.src+'\', sizingMethod=\'scale\');"></span>';
img.outerHTML = strNewHTML;
i = i-1;
}}}

function check_radio(b_radio)
{
  if (b_radio.length)
  {
      for (i=0;i<b_radio.length;i++)
      {
          b_radio[i].checked = true;
      }
  }else{
      b_radio.checked = true;
  }
}

function reset_radio(b_radio)
{
  if (b_radio.length)
  {
      for (i=0;i<b_radio.length;i++)
      {
          b_radio[i].checked = false;
      }
  }else{
      b_radio.checked = false;
  }
}

function radio_checked(b_radio)
{
  if (b_radio.length)
  {
      for (i=0;i<b_radio.length;i++)
      {
          if (b_radio[i].checked)
          {
          	return true;
          }
      }
  }else{
      if (b_radio.checked)
      {
      	return true;
      }
  }
  return false;
}

function verifie_longueur(text_value, longueur)
{
  var valeur = trim(text_value);
  if (valeur.length == longueur)
  {
  	return true;
  }else{
        return false;
  }
}

function verifie_priorite(c_checkbox, sous_chaine, da_form)
{
  for (i=0;i<c_checkbox.length;i++)
  {
     if (c_checkbox[i].checked && da_form.elements["" + sous_chaine + c_checkbox[i].value].options[da_form.elements["" + sous_chaine + c_checkbox[i].value].selectedIndex].value == -1)
     {
     	return false;
     }
  }
  return true;
}

function verifie_coherence_priorite(c_checkbox, sous_chaine, da_form)
{
  tableau = new Array(da_form.elements["" + sous_chaine + c_checkbox[0].value].options.length - 1);
  for (i=0; i < tableau.length;i++)
  {
    tableau[i] = i;
  }

  for (i=0;i<c_checkbox.length;i++)
  {
     if (c_checkbox[i].checked && tableau[da_form.elements["" + sous_chaine + c_checkbox[i].value].options[da_form.elements["" + sous_chaine + c_checkbox[i].value].selectedIndex].value] == 0)
     {
        return false;
     }

     if (c_checkbox[i].checked)
     {
     	tableau[da_form.elements["" + sous_chaine + c_checkbox[i].value].options[da_form.elements["" + sous_chaine + c_checkbox[i].value].selectedIndex].value] = 0;
     }else{
        da_form.elements["" + sous_chaine + c_checkbox[i].value].options[da_form.elements["" + sous_chaine + c_checkbox[i].value].selectedIndex].value = -1;
     }
  }
  return true;
}

function sort(tab)
{
  tab2 = new Array(tab.length);
  i = 0;
  for (var key in tab)
  {
        tab2[i] = key;
        i++;
  }

  for (i=0;i<tab2.length;i++)
  {
      for (j=0;j<tab2.length-1;j++)
      {
        if (1*tab[tab2[j]] > 1*tab[tab2[j+1]])
      	{
           var temp = tab2[j];
           tab2[j] = tab2[j+1];
           tab2[j+1] = temp;
      	}
      }
  }
  return tab2;
}

function ordonne_priorite(c_checkbox, sous_chaine, da_form)
{
  var mark = 0;
  for (i=0;i<c_checkbox.length;i++)
  {
  	if (c_checkbox[i].checked)
        {
           mark++;
        }
  }

  j=0;

  tableau = new Array(mark);

  for (i=0;i<c_checkbox.length;i++)
  {
  	if (c_checkbox[i].checked)
        {
           tableau["" + sous_chaine + c_checkbox[i].value] = da_form.elements["" + sous_chaine + c_checkbox[i].value].options[da_form.elements["" + sous_chaine + c_checkbox[i].value].selectedIndex].value;
           j++;
        }
  }

  tableau2 = sort(tableau);

  for (i=0;i<tableau2.length;i++)
  {
     da_form.elements[tableau2[i]].value = i+1;
  }
}

function implode_checkbox(separateur, c_checkbox)
{
  var retour = "";
  for (i=0;i<c_checkbox.length;i++)
  {
  	if (c_checkbox[i].checked)
        {
           if (retour != "")
           {
           	retour = retour + separateur;
           }
           retour = retour + c_checkbox[i].value;
        }
  }
  return retour;
}

function verifie_date_naissance(chaine)
{
  var non_respect = true;
  if (chaine.length != 10)
  {
      non_respect = false;
  }else{
      chaine_inter = chaine.charAt(0);
      chaine_inter = chaine_inter + chaine.charAt(1);
      if (!is_entier(chaine_inter))
      {
      	non_respect = false;
      }
      
      if (1*chaine_inter > 31 || 1*chaine_inter < 1)
      {
      	non_respect = false;
      }
      
      chaine_inter = chaine.charAt(3);
      chaine_inter = chaine_inter + chaine.charAt(4);

      if (!is_entier(chaine_inter))
      {
      	non_respect = false;
      }
      
      if (1*chaine_inter > 12 || 1*chaine_inter < 1)
      {
      	non_respect = false;
      }
      
      chaine_inter = chaine.charAt(6);
      chaine_inter = chaine_inter + chaine.charAt(7);
      chaine_inter = chaine_inter + chaine.charAt(8);
      chaine_inter = chaine_inter + chaine.charAt(9);

      if (!is_entier(chaine_inter))
      {
      	non_respect = false;
      }
      
      if (1*chaine_inter > 2000 || 1*chaine_inter < 1900)
      {
      	non_respect = false;
      }
  }
  return non_respect;
}

function check_principal(c_checkbox)
{
  c_checkbox.checked = true;
}

function check_tab_check(b_radio, valeur)
{
  if (!b_radio.length)
  {
    b_radio.checked = valeur;
  }

  for (i=0;i<b_radio.length;i++)
  {
      b_radio[i].checked = valeur;
  }
}