/**
*
*  Base64 encode / decode
*  http://www.webtoolkit.info/
*
**/

var Base64 = {

    // private property
    _keyStr: "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=",

    // public method for encoding
    encode: function(input) {
        var output = "";
        var chr1, chr2, chr3, enc1, enc2, enc3, enc4;
        var i = 0;

        input = Base64._utf8_encode(input);

        while (i < input.length) {

            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 +
			this._keyStr.charAt(enc1) + this._keyStr.charAt(enc2) +
			this._keyStr.charAt(enc3) + this._keyStr.charAt(enc4);

        }

        return output;
    },

    // public method for decoding
    decode: function(input) {
        var output = "";
        var chr1, chr2, chr3;
        var enc1, enc2, enc3, enc4;
        var i = 0;

        input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");

        while (i < input.length) {

            enc1 = this._keyStr.indexOf(input.charAt(i++));
            enc2 = this._keyStr.indexOf(input.charAt(i++));
            enc3 = this._keyStr.indexOf(input.charAt(i++));
            enc4 = this._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);
            }

        }

        output = Base64._utf8_decode(output);

        return output;

    },

    // 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 printDocument() {
    print();
}

//function checkJavascript(imageRoot, nextButton) {
//    var testPanel = document.getElementById("testJava");
//    testPanel.innerHTML = '<img src="' + imageRoot + '/check24.png" alt="Ok" class="alignMiddle" /><span class="bold"> El uso de Javascript está activo en su navegador. </span>';
//    if ((nextButton != undefined) && (nextButton != '')) document.getElementById(nextButton).className = '';
//}

function checkJavascript(element, nextButton) {
    var testPanel = document.getElementById(element);
    testPanel.className = 'hide';
    if ((nextButton != undefined) && (nextButton != '')) document.getElementById(nextButton).className = 'siguiente';
}

function cancelarAjax() {
    var rm = Sys.WebForms.PageRequestManager.getInstance();
    if (rm.get_isInAsyncPostBack()) {
        rm.abortPostBack();
    }
    return false;
}

function showLength(field, clientId, maxLength) {
    var len = field.value.length;
    
    if (len > maxLength)
        field.value = field.value.substring(0, maxLength);
    else
        document.getElementById(clientId).innerText = maxLength - len;
}

$.fn.serializeNoViewState = function() {
    {
        return this.find("input,textarea,select,hidden")
               .not("[type=hidden][name^=__]")
               .serialize();
    }
}

function serializeForm(result) {
    {
        var str = $().serializeNoViewState();
        var tags = str.split('&');
        var xml = '<?xml version="1.0" encoding="utf-8" ?>';
        for (i = 0; i < tags.length; i++) {
            var splitTag = tags[i].split('=');
            var name = splitTag[0].replace(/%24/gi, '_');
            var value = splitTag[1];
            if ((value == undefined) || (value == '')) {
                xml += '<' + name + '/>';    
            } else {
                xml += '<' + name + '>' + splitTag[1] + '</' + value + '>';
            }
        }
        
        $(result).text('Resultado: ' + Base64.encode(xml));
    }
}

function TamVentana() {
    var Tamanyo = [0, 0];
    if (typeof window.innerWidth != 'undefined') {
        Tamanyo = [
                window.innerWidth,
                window.innerHeight
            ];

    }
    else if (typeof document.documentElement != 'undefined'
            && typeof document.documentElement.clientWidth !=
            'undefined' && document.documentElement.clientWidth != 0) {
        Tamanyo = [
            document.documentElement.clientWidth,
            document.documentElement.clientHeight
        ];

    }
    else {
        Tamanyo = [
            document.getElementsByTagName('body')[0].clientWidth,
            document.getElementsByTagName('body')[0].clientHeight
        ];

    }
    return Tamanyo;
}

function resize(content, headerSize) {
    var Tam = TamVentana();
    if (Tam[1] > 0)
        document.getElementById(content).style.height = (Tam[1] - headerSize) + "px";
}