function goback(){
	history.go(-1);
	return false;
}

function submitForm(formId){
		if($('form#'+formId).length==0){return false;}		
				
		var url = '';		
		$('form#'+formId).find("input,textarea,select,hidden").each(function (i, el) {
			if(el.name != ''){
				url += '/'+el.name+':'+$(el).val();
			}
		});
		url = $('form#'+formId).attr('action') + url;
		location.replace(url);
	return false;
}

function viewMess(mess){	
	mess = '<div id="modalInfo" class="modalClose">'+mess+'</div>'; 
	openModal(mess);
}

function openModal(mess){
	$(function(){
		$.modalManual({		  	  
	      'content': mess		 
		});
	});
}

function closeModal(){
	$.modalRemove();
}

function clearForm(formObj){	
	formObj.find('input[type=text]').val('');
	formObj.find('textarea').val('');	
	formObj.find('select option').attr('selected', false);
}

function serialize (mixed_value) {   
    var _getType = function (inp) {
        var type = typeof inp, match;
        var key;
        if (type == 'object' && !inp) {
            return 'null';
        }
        if (type == "object") {
            if (!inp.constructor) {
                return 'object';
            }
            var cons = inp.constructor.toString();
            match = cons.match(/(\w+)\(/);
            if (match) {
                cons = match[1].toLowerCase();
            }
            var types = ["boolean", "number", "string", "array"];
            for (key in types) {
                if (cons == types[key]) {
                    type = types[key];
                    break;
                }
            }
        }
        return type;
    };
    var type = _getType(mixed_value);
    var val, ktype = '';
    
    switch (type) {
        case "function": 
            val = ""; 
            break;
        case "boolean":
            val = "b:" + (mixed_value ? "1" : "0");
            break;
        case "number":
            val = (Math.round(mixed_value) == mixed_value ? "i" : "d") + ":" + mixed_value;
            break;
        case "string":
            mixed_value = this.utf8_encode(mixed_value);
            val = "s:" + encodeURIComponent(mixed_value).replace(/%../g, 'x').length + ":\"" + mixed_value + "\"";
            break;
        case "array":
        case "object":
            val = "a";
            var count = 0;
            var vals = "";
            var okey;
            var key;
            for (key in mixed_value) {
                ktype = _getType(mixed_value[key]);
                if (ktype == "function") { 
                    continue; 
                }
                
                okey = (key.match(/^[0-9]+$/) ? parseInt(key, 10) : key);
                vals += this.serialize(okey) +
                        this.serialize(mixed_value[key]);
                count++;
            }
            val += ":" + count + ":{" + vals + "}";
            break;
        case "undefined": // Fall-through
        default: // if the JS object has a property which contains a null value, the string cannot be unserialized by PHP
            val = "N";
            break;
    }
    if (type != "object" && type != "array") {
        val += ";";
    }
    return val;
}

function utf8_encode (string){    
    string = string.replace(/\r\n/g,"\n");
    var utftext = "";
    var start, end;
 
    start = end = 0;
    for (var n = 0; n < string.length; n++) {
        var c = string.charCodeAt(n);
        var enc = null;
 
        if (c < 128) {
            end++;
        } else if((c > 127) && (c < 2048)) {
            enc = String.fromCharCode((c >> 6) | 192) + String.fromCharCode((c & 63) | 128);
        } else {
            enc = String.fromCharCode((c >> 12) | 224) + String.fromCharCode(((c >> 6) & 63) | 128) + String.fromCharCode((c & 63) | 128);
        }
        if (enc != null) {
            if (end > start) {
                utftext += string.substring(start, end);
            }
            utftext += enc;
            start = end = n+1;
        }
    }
    
    if (end > start) {
        utftext += string.substring(start, string.length);
    }
 
    return utftext;
}

function base64_encode(data) {  
    var b64 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
    var o1, o2, o3, h1, h2, h3, h4, bits, i = ac = 0, enc="", tmp_arr = [];
    data = utf8_encode(data);
    
    do { // pack three octets into four hexets
        o1 = data.charCodeAt(i++);
        o2 = data.charCodeAt(i++);
        o3 = data.charCodeAt(i++);
 
        bits = o1<<16 | o2<<8 | o3;
 
        h1 = bits>>18 & 0x3f;
        h2 = bits>>12 & 0x3f;
        h3 = bits>>6 & 0x3f;
        h4 = bits & 0x3f;
 
        // use hexets to index into b64, and append result to encoded string
        tmp_arr[ac++] = b64.charAt(h1) + b64.charAt(h2) + b64.charAt(h3) + b64.charAt(h4);
    } while (i < data.length);
    
    enc = tmp_arr.join('');
    
    switch( data.length % 3 ){
        case 1:
            enc = enc.slice(0, -2) + '==';
        break;
        case 2:
            enc = enc.slice(0, -1) + '=';
        break;
    }
    return enc;
}


function log(text){
	console.log(text);
}