function randomString(sChrs,iLen){
	var sRnd = '';
	var sChrs = 'abcdefghijklmnopqrstuvwxyz0123456789';
	var iLen = 32;
	
	
	for (var i=0; i<iLen; i++){
		var randomPoz = Math.floor(Math.random() * sChrs.length);
		sRnd += sChrs.substring(randomPoz,randomPoz+1);
	}

	return sRnd;
}

function isWhitespace(s)

{

  var result = false;

  var r = new RegExp("[^ ]", "g");

  var a = s.match(r);

	if(!a){

  		result = true;

	}

  return result;

}



function isEmailAddress(email)

{

  var result = false;

  var theStr = new String(email);

  var index = theStr.indexOf("@"); 

   if (index > 0) 

    {

	    var pindex = theStr.indexOf(".",index);

		if ((pindex > index+1) && (theStr.length > pindex+1))

			result = true; 

	 } 

	  return result;

}





function openWindow(page, win_width, win_height){

	MyWindow=window.open(page,'_blank','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,width='+win_width+',height='+win_height+''); 

}





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_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_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 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_nbGroup(event, grpName) { //v6.0

  var i,img,nbArr,args=MM_nbGroup.arguments;

  if (event == "init" && args.length > 2) {

    if ((img = MM_findObj(args[2])) != null && !img.MM_init) {

      img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;

      if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();

      nbArr[nbArr.length] = img;

      for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {

        if (!img.MM_up) img.MM_up = img.src;

        img.src = img.MM_dn = args[i+1];

        nbArr[nbArr.length] = img;

    } }

  } else if (event == "over") {

    document.MM_nbOver = nbArr = new Array();

    for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {

      if (!img.MM_up) img.MM_up = img.src;

      img.src = (img.MM_dn && args[i+2]) ? args[i+2] : ((args[i+1])? args[i+1] : img.MM_up);

      nbArr[nbArr.length] = img;

    }

  } else if (event == "out" ) {

    for (i=0; i < document.MM_nbOver.length; i++) {

      img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; }

  } else if (event == "down") {

    nbArr = document[grpName];

    if (nbArr)

      for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }

    document[grpName] = nbArr = new Array();

    for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {

      if (!img.MM_up) img.MM_up = img.src;

      img.src = img.MM_dn = (args[i+1])? args[i+1] : img.MM_up;

      nbArr[nbArr.length] = img;

  } }

}



function MM_popupMsg(msg) { //v1.0

  alert(msg);

};

function MM_popup(PULink) { //v1.0
	MyWindow=window.open(PULink,'Fonctionnalité disponible ultérieurement','width=400,height=165');
};

function check_start_date() {
    if(document.getElementById('day_start').value!=0)
        if(document.getElementById('month_start').value!=0)
            if(document.getElementById('year_start').value!=0)
                 return true;
    if(document.getElementById('day_start').value==0)
        if(document.getElementById('month_start').value==0)
            if(document.getElementById('year_start').value==0)
                return true;
    return false;
}

function check_end_date () {
     if(document.getElementById('day_end').value!=0)
        if(document.getElementById('month_end').value!=0)
            if(document.getElementById('year_end').value!=0)
                 return true;
    if(document.getElementById('day_end').value==0)
        if(document.getElementById('month_end').value==0)
            if(document.getElementById('year_end').value==0)
                return true;
    return false;
}