function detnav() {
  var p,nav,ver; // variables locales
  result= new Array();
   with(navigator.userAgent){
     switch(navigator.appName){
      case "Microsoft Internet Explorer" :
        nav='IE'; p=indexOf("MSIE"); ver= parseFloat(substring(p+5,p+9));
        if (indexOf("Opera")>-1){nav='Opera'; p=indexOf("Opera"); ver= parseFloat(substring(p+6,p+10));}
        break;
      case "Netscape" :
        nav='Netscape'; ver= parseFloat(substring(8,12));
        if (indexOf("Opera")>-1){nav='Opera'; p=indexOf("Opera"); ver= parseFloat(substring(p+6,p+10));}
        if (indexOf("Gecko")>-1){nav='Mozilla'; p=indexOf("rv:"); ver= parseFloat(substring(p+3,p+7));}
        if (indexOf("Netscape6")>-1){nav='Netscape6'; p=indexOf("Netscape6"); ver= parseFloat(substring(p+10,p+14));}
        if (indexOf("Firefox")>-1){nav='Firefox'; p=indexOf("Firefox"); ver= parseFloat(substring(p+8,p+12));}
        break;
      case "Opera" :
        nav='Opera'; p=indexOf("/"); ver= parseFloat(substring(p+1,p+5));
        break;
      default :
        nav='inconnu'; ver='';
     }
  }
  result[0]=nav; result[1]=ver;
  return result;
}


//ouvre une fenetre fille retaillable    	
function new_browser(src,name,w,h)
{
	size=",width="+w+",height="+h
	browser=window.open(src,name,"resizable=yes,scrollbars=yes,toolbar=no,status=no,menubar=no,location=0,directories=no"+size)
}


//ouvre une fenetre fille de taille fixe   
function new_browser3(src,name,w,h)
{
	size=",width="+w+",height="+h
	browser=window.open(src,name,"resizable=no,scrollbars=no,toolbar=no,status=no,menubar=no,location=0,directories=no"+size)
}	


//ouvre une photo dans une fenetre fille à la taille de la photo
function fenetrephoto2 (repimages, lo, ha, nomimage,id)
{	
	browser=window.open("visualisation.asp?image="+repimages+"&id="+id, nomimage,"resizable=no,scrollbars=auto,toolbar=no,status=no,menubar=no,location=0,directories=no,width="+lo+",height="+ha)
}


function addEvent(elm, evType, fn, useCapture){if(elm.addEventListener){elm.addEventListener(evType, fn, useCapture);return true;}else if (elm.attachEvent){var r = elm.attachEvent('on' + evType, fn);return r;}else{elm['on' + evType] = fn;}}