var Url = {

	    // public method for url encoding
	    encode : function (string) {
	        return escape(this._utf8_encode(string));
	    },

	    // public method for url decoding
	    decode : function (string) {
	        return this._utf8_decode(unescape(string));
	    },

	    // private method for UTF-8 encoding
	    _utf8_encode : function (string) {
	        string = string.replace(/\r\n/g,"\n");
	        var utftext = "";

	        for (var n = 0; n < string.length; n++) {

	            var c = string.charCodeAt(n);

	            if (c < 128) {
	                utftext += String.fromCharCode(c);
	            }
	            else if((c > 127) && (c < 2048)) {
	                utftext += String.fromCharCode((c >> 6) | 192);
	                utftext += String.fromCharCode((c & 63) | 128);
	            }
	            else {
	                utftext += String.fromCharCode((c >> 12) | 224);
	                utftext += String.fromCharCode(((c >> 6) & 63) | 128);
	                utftext += String.fromCharCode((c & 63) | 128);
	            }

	        }

	        return utftext;
	    },

	    // private method for UTF-8 decoding
	    _utf8_decode : function (utftext) {
	        var string = "";
	        var i = 0;
	        var c = c1 = c2 = 0;

	        while ( i < utftext.length ) {

	            c = utftext.charCodeAt(i);

	            if (c < 128) {
	                string += String.fromCharCode(c);
	                i++;
	            }
	            else if((c > 191) && (c < 224)) {
	                c2 = utftext.charCodeAt(i+1);
	                string += String.fromCharCode(((c & 31) << 6) | (c2 & 63));
	                i += 2;
	            }
	            else {
	                c2 = utftext.charCodeAt(i+1);
	                c3 = utftext.charCodeAt(i+2);
	                string += String.fromCharCode(((c & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
	                i += 3;
	            }

	        }

	        return string;
	    }

	}

	function switchMenu(obj) {
		var el = document.getElementById(obj);
			if(el.style.display != "block") {
				el.style.display = "block";
			}else{
				el.style.display = "none";
			}
	}

	function Set_Divs(nom_div,id_el)
	{
	   zRadio = document.getElementById(id_el);
	   document.getElementById(nom_div).className = (zRadio.checked) ? 'aff' : 'cach';
	}