// XmlHttp
				function getHTTPObject() {
					var xhr_object = null;

					if(window.XMLHttpRequest) // Firefox
					   xhr_object = new XMLHttpRequest();
					else if(window.ActiveXObject) // Internet Explorer
					   xhr_object = new ActiveXObject("Microsoft.XMLHTTP");
				  return xhr_object;
				  }
				  
				var http = getHTTPObject();
				
				function handleHttpResponse() {
				  if (http.readyState == 4) {
				    results = http.responseText.split(",");
					    if (results[0]!="Erreur" && results[0]!="")
					    {
					    	document.getElementById('nbphotos_actuel').value = results[0] + " photos";
					    }
					    else
					    {
					    	document.getElementById('nbphotos_actuel').value = results[0];
					    }
				    }
				  }
		function getCheckedValue(radioObj) {
			if(!radioObj)
				return "";
			var radioLength = radioObj.length;
			if(radioLength == undefined)
				if(radioObj.checked)
					return radioObj.value;
				else
					return "";
			for(var i = 0; i < radioLength; i++) {
				if(radioObj[i].checked) {
					return radioObj[i].value;
				}
			}
			return "";
		}
		function majNbPhotosRapid()
		{
			if (document.formnbphotos.nbphotos_actuel!=null)
			{
				var materiel = document.recherche.materiel.value;
				var search_in = document.recherche.search_in.value;
				var type_train = document.recherche.type_train.value;
				var localisation = document.recherche.localisation.value;
				var auteur = document.recherche.auteur.value;
				var operateur = document.recherche.operateur.value;
				if (document.recherche.str2.value=="")
				{
					var str = "";
				}
				else
				{
					var str = escape(document.recherche.str2.value);
				}
				var url = "includes/nbphotos_total.php?materiel=" + escape(materiel) + "&auteur=" + escape(auteur) + "&operateur=" + escape(operateur) + "&localisation=" + escape(localisation) + "&str2=" + str + "&search_in=" + escape(search_in) + "&type_train=" + escape(type_train);
				document.formnbphotos.nbphotos_actuel.value = 'Mise à jour...';
			  	http.open("GET", url, true);
			  	http.onreadystatechange = handleHttpResponse;
			  	http.send(null);
			}
		}
		
		
		
		
		// This code was written by Tyler Akins and has been placed in the
		// public domain.  It would be nice if you left this header intact.
		// Base64 code from Tyler Akins -- http://rumkin.com

		var keyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";

		function encode64(input) {
		   var output = "";
		   var chr1, chr2, chr3;
		   var enc1, enc2, enc3, enc4;
		   var i = 0;

		   do {
		      chr1 = input.charCodeAt(i++);
		      chr2 = input.charCodeAt(i++);
		      chr3 = input.charCodeAt(i++);

		      enc1 = chr1 >> 2;
		      enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
		      enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
		      enc4 = chr3 & 63;

		      if (isNaN(chr2)) {
		         enc3 = enc4 = 64;
		      } else if (isNaN(chr3)) {
		         enc4 = 64;
		      }

		      output = output + keyStr.charAt(enc1) + keyStr.charAt(enc2) + 
		         keyStr.charAt(enc3) + keyStr.charAt(enc4);
		   } while (i < input.length);
		   
		   return output;
		}

		function decode64(input) {
		   var output = "";
		   var chr1, chr2, chr3;
		   var enc1, enc2, enc3, enc4;
		   var i = 0;

		   // remove all characters that are not A-Z, a-z, 0-9, +, /, or =
		   input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");

		   do {
		      enc1 = keyStr.indexOf(input.charAt(i++));
		      enc2 = keyStr.indexOf(input.charAt(i++));
		      enc3 = keyStr.indexOf(input.charAt(i++));
		      enc4 = keyStr.indexOf(input.charAt(i++));

		      chr1 = (enc1 << 2) | (enc2 >> 4);
		      chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
		      chr3 = ((enc3 & 3) << 6) | enc4;

		      output = output + String.fromCharCode(chr1);

		      if (enc3 != 64) {
		         output = output + String.fromCharCode(chr2);
		      }
		      if (enc4 != 64) {
		         output = output + String.fromCharCode(chr3);
		      }
		   } while (i < input.length);

		   return output;
		}