/**
*
*  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 PSR_star_over(obj, star_number) {
	var psr=obj.parentNode;
	var as=psr.getElementsByTagName('label');
	for (i=0;i<star_number;++i) {
		as[i].lastClass = as[i].className;
		as[i].className = 'PSR_full_voting_star';
	}
	for (;i<as.length;++i) {
		as[i].lastClass = as[i].className;
//				as[i].className = 'PSR_no_star';
	}
}

function PSR_star_out(obj) {
	var as=obj.getElementsByTagName("label");
	for (i=0;i<as.length;++i) {
		if (as[i].lastClass) {
			as[i].className = as[i].lastClass;
		}
	}
}

function PSR_getHTTPObject() {
	xmlhttp = false ;
	if( window.XMLHttpRequest ) 
	{ // Firefox et autres
		xmlhttp = new XMLHttpRequest();
	} 
	else if( window.ActiveXObject ) 
	{ // Internet Explorer
		try {
			xmlhttp = new ActiveXObject( "Msxml2.XMLHTTP" );
		} catch( e ) {
			xmlhttp = new ActiveXObject( "Microsoft.XMLHTTP" );
		}
	} 
	else 
	{ // XMLHttpRequest non support par le navigateur
		alert( "Your browser doesn't support Ajax requests..." );
		xmlhttp = false;
	}
	return xmlhttp ;
}

function PSR_save_vote(post, points) {
	if (!PSR_isWorking) {
		PSR_current_post=post;
		PSR_http.open('GET', '/vote_ajax.php?sid=' + PSR_current_post + '&points=' + points, true); 
		PSR_http.onreadystatechange = PSR_update_vote; 
		PSR_isWorking = true;
		PSR_http.send(null);
	}
}

function PSR_update_vote() {
	if (PSR_http.readyState == 4) {
		PSR_isWorking = false;
		var cont = document.getElementById('PSR_form_' + PSR_current_post).parentNode;
		cont.innerHTML=PSR_http.responseText;
		var resultado = PSR_http.responseText;
		
		
		var encontrado = resultado.indexOf("elcriticon");
		if (encontrado>=0)
		{
			//document.location='modules.php?name=VotoAnadido&resp='+Base64.encode(PSR_http.responseText);
			document.location='modules.php?name=VotoAnadido';
			return;
		}
		encontrado = resultado.indexOf("alohapoprock");
		if (encontrado>=0)
		{
			document.location='modules.php?name=VotoAnadido';
			return;
		}
		encontrado = resultado.indexOf("viajeliterario");
		if (encontrado>=0)
		{
			document.location='modules.php?name=VotoAnadido';
			return;
		}
		//document.location='voto_anadido.php?resp='+PSR_http.responseText;
	}
}

	PSR_current_post = null;
	PSR_http=PSR_getHTTPObject();
	PSR_isWorking=false;