//
// MISC
//

function homeRedirect(){
    window.location = "index.php";
}


//
// FLASH EXTERNAL INTERFACE
//

function setFlashWidth(divid, newW){
	document.getElementById(divid).style.width = newW+"px";
}
function setFlashHeight(divid, newH){
	document.getElementById(divid).style.height = newH+"px";	
}
function setFlashSize(divid, newW, newH){
	setFlashWidth(divid, newW);
	setFlashHeight(divid, newH);
}
function canResizeFlash(){
	var ua = navigator.userAgent.toLowerCase();
	var opera = ua.indexOf("opera");
	if (document.getElementById) {
		if(opera == -1) return true;
		else if(parseInt(ua.substr(opera+6, 1)) >= 7) return true;
	}
	return false;
}
 
function getFlashMovie(movieName) {
	var isIE = navigator.appName.indexOf("Microsoft") != -1;
	return (isIE) ? window[movieName] : document[movieName];
}
function sendToPage(mc, var1, var2, var3, var4, var5) {
	if (getFlashMovie(mc).sendTextToFlash) {
		getFlashMovie(mc).sendTextToFlash(var1, var2, var3, var4, var5);
	}
}
function popMedia(url) {
	GB_show('Cloud9', url, 800, 800);
}



//
// AJAX
//

function writePage(file, divname){
	
	var ajaxRequest;
	
	try{
		// Opera 8.0+, Firefox, Safari
		ajaxRequest = new XMLHttpRequest();
	} catch (e){
		// Internet Explorer Browsers
		try{
			ajaxRequest = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try{
				ajaxRequest = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e){
				alert("Please enable Javascript support");
				return false;
			}
		}
	}
	ajaxRequest.onreadystatechange = function() {
		if (ajaxRequest.readyState == 4) {
			document.getElementById(divname).innerHTML = ajaxRequest.responseText;
			sendWorldmapData();
		}
	};
	
	ajaxRequest.open("GET", file, true);
	ajaxRequest.send(null); 
}

function sendRequest(file, request, func){
	
	var ajaxRequest;
	
	try{
		// Opera 8.0+, Firefox, Safari
		ajaxRequest = new XMLHttpRequest();
	} catch (e){
		// Internet Explorer Browsers
		try{
			ajaxRequest = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try{
				ajaxRequest = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e){
				alert("Please enable Javascript support");
				return false;
			}
		}
	}
	
	ajaxRequest.onreadystatechange = function() {
		handleRequest(ajaxRequest.readyState, ajaxRequest.responseText, func);
	};
	
	ajaxRequest.open("POST", file, true);
	ajaxRequest.setRequestHeader("Content-Type", "application/x-www-form-urlencoded"); 
	ajaxRequest.send(request); 
}

function handleRequest(ready, text, func) {
	
	if (ready == 0) {
		// not initialized
	} else if (ready == 1) {
		// connection established
	} else if (ready == 2) {
		// request received
	} else if (ready == 3) {
		// answer in process
	} else if (ready == 4) {
		// finalized
		
		// Array that will contain the arguments passed by the script
		var list = new Array();
		// Array that will contain the actual content for every argument
		var result = new Array();
		
		var varList = text.split("&");
		var k=0;
		for (var i in varList) {
			var charPos = varList[i].indexOf("=");
			var key = varList[i].substr(0, charPos);
			var res = varList[i].substr(charPos+1);
			
			if (key.indexOf("_list") > -1) key = key.split("_list")[0];
			// List of keys
			list[k] = key;
			// List of values
			result[k] = res;
			k++;
		}
		var content = new Array();
		for (var i=0; i < list.length; i++) {
			// If every variable has a list of values then split them.
			if (result[i].indexOf("^") > -1) {
				var newList = result[i].split("^");
				var values = new Array();
				for (var j = 0; j < newList.length-1; j++) {
					values[j] = newList[j];
				}
				content[list[i]] = values;
			} else {
				content[list[i]] = result[i];
			}
		}
		if (func)
			func(content);
	}
	
}

function serialize( mixed_value ) {
    // http://kevin.vanzonneveld.net
    // +   original by: Arpad Ray (mailto:arpad@php.net)
    // +   improved by: Dino
    // %          note: We feel the main purpose of this function should be to ease the transport of data between php & js
    // %          note: Aiming for PHP-compatibility, we have to translate objects to arrays
    // *     example 1: serialize(['Kevin', 'van', 'Zonneveld']);
    // *     returns 1: 'a:3:{i:0;s:5:"Kevin";i:1;s:3:"van";i:2;s:9:"Zonneveld";}'
    // *     example 2: serialize({firstName: 'Kevin', midName: 'van', surName: 'Zonneveld'});
    // *     returns 2: 'a:3:{s:9:"firstName";s:5:"Kevin";s:7:"midName";s:3:"van";s:7:"surName";s:9:"Zonneveld";}'
 
    var _getType = function( inp ) {
        var type = typeof inp, match;
        if (type == 'object' && !inp) {
            return 'null';
        }
        if (type == "object") {
            if (!inp.constructor) {
                return 'object';
            }
            var cons = inp.constructor.toString();
            if (match = cons.match(/(\w+)\(/)) {
                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 "undefined":
            val = "N";
            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":
            val = "s:" + mixed_value.length + ":\"" + mixed_value + "\"";
            break;
        case "array":
        case "object":
            val = "a";
            /*
            if (type == "object") {
                var objname = mixed_value.constructor.toString().match(/(\w+)\(\)/);
                if (objname == undefined) {
                    return;
                }
                objname[1] = serialize(objname[1]);
                val = "O" + objname[1].substring(1, objname[1].length - 1);
            }
            */
            var count = 0;
            var vals = "";
            var okey;
            for (key in mixed_value) {
                ktype = _getType(mixed_value[key]);
                if (ktype == "function" && ktype == "object") { 
                    continue; 
                }
                
                okey = (key.match(/^[0-9]+$/) ? parseInt(key) : key);
                vals += serialize(okey) +
                        serialize(mixed_value[key]);
                count++;
            }
            val += ":" + count + ":{" + vals + "}";
            break;
    }
    if (type != "object" && type != "array") val += ";";
    return val;
}

function unserialize(data){
    // http://kevin.vanzonneveld.net
    // +     original by: Arpad Ray (mailto:arpad@php.net)
    // +     improved by: Pedro Tainha (http://www.pedrotainha.com)
    // +     bugfixed by: dptr1988
    // +      revised by: d3x
    // +     improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // %            note: We feel the main purpose of this function should be to ease the transport of data between php & js
    // %            note: Aiming for PHP-compatibility, we have to translate objects to arrays 
    // *       example 1: unserialize('a:3:{i:0;s:5:"Kevin";i:1;s:3:"van";i:2;s:9:"Zonneveld";}');
    // *       returns 1: ['Kevin', 'van', 'Zonneveld']
    // *       example 2: unserialize('a:3:{s:9:"firstName";s:5:"Kevin";s:7:"midName";s:3:"van";s:7:"surName";s:9:"Zonneveld";}');
    // *       returns 2: {firstName: 'Kevin', midName: 'van', surName: 'Zonneveld'}
    
    var error = function (type, msg, filename, line){throw new window[type](msg, filename, line);};
    var read_until = function (data, offset, stopchr){
        var buf = [];
        var chr = data.slice(offset, offset + 1);
        var i = 2;
        while(chr != stopchr){
            if((i+offset) > data.length){
                error('Error', 'Invalid');
            }
            buf.push(chr);
            chr = data.slice(offset + (i - 1),offset + i);
            i += 1;
        }
        return [buf.length, buf.join('')];
    };
    var read_chrs = function (data, offset, length){
        buf = [];
        for(var i = 0;i < length;i++){
            var chr = data.slice(offset + (i - 1),offset + i);
            buf.push(chr);
        }
        return [buf.length, buf.join('')];
    };
    var _unserialize = function (data, offset){
        if(!offset) offset = 0;
        var buf = [];
        var dtype = (data.slice(offset, offset + 1)).toLowerCase();
        
        var dataoffset = offset + 2;
        var typeconvert = new Function('x', 'return x');
        var chrs = 0;
        var datalength = 0;
        
        switch(dtype){
            case "i":
                typeconvert = new Function('x', 'return parseInt(x)');
                var readData = read_until(data, dataoffset, ';');
                var chrs = readData[0];
                var readdata = readData[1];
                dataoffset += chrs + 1;
            break;
            case "b":
                typeconvert = new Function('x', 'return (parseInt(x) == 1)');
                var readData = read_until(data, dataoffset, ';');
                var chrs = readData[0];
                var readdata = readData[1];
                dataoffset += chrs + 1;
            break;
            case "d":
                typeconvert = new Function('x', 'return parseFloat(x)');
                var readData = read_until(data, dataoffset, ';');
                var chrs = readData[0];
                var readdata = readData[1];
                dataoffset += chrs + 1;
            break;
            case "n":
                readdata = null;
            break;
            case "s":
                var ccount = read_until(data, dataoffset, ':');
                var chrs = ccount[0];
                var stringlength = ccount[1];
                dataoffset += chrs + 2;
                
                var readData = read_chrs(data, dataoffset+1, parseInt(stringlength));
                var chrs = readData[0];
                var readdata = readData[1];
                dataoffset += chrs + 2;
                if(chrs != parseInt(stringlength) && chrs != readdata.length){
                    error('SyntaxError', 'String length mismatch');
                }
            break;
            case "a":
                var readdata = {};
                
                var keyandchrs = read_until(data, dataoffset, ':');
                var chrs = keyandchrs[0];
                var keys = keyandchrs[1];
                dataoffset += chrs + 2;
                
                for(var i = 0;i < parseInt(keys);i++){
                    var kprops = _unserialize(data, dataoffset);
                    var kchrs = kprops[1];
                    var key = kprops[2];
                    dataoffset += kchrs;
                    
                    var vprops = _unserialize(data, dataoffset);
                    var vchrs = vprops[1];
                    var value = vprops[2];
                    dataoffset += vchrs;
                    
                    readdata[key] = value;
                }
                
                dataoffset += 1;
            break;
            default:
                error('SyntaxError', 'Unknown / Unhandled data type(s): ' + dtype);
            break;
        }
        return [dtype, dataoffset - offset, typeconvert(readdata)];
    };
    return _unserialize(data, 0)[2];
}

//
// Popup
//

function myPhotosRelocate() {
 var scrolledX, scrolledY;
 if( self.pageYOffset ) {
   scrolledX = self.pageXOffset;
   scrolledY = self.pageYOffset;
 } else if( document.documentElement && document.documentElement.scrollTop ) {
   scrolledX = document.documentElement.scrollLeft;
   scrolledY = document.documentElement.scrollTop;
 } else if( document.body ) {
   scrolledX = document.body.scrollLeft;
   scrolledY = document.body.scrollTop;
 }

 var centerX, centerY;
 if( self.innerHeight ) {
   centerX = self.innerWidth;
   centerY = self.innerHeight;
 } else if( document.documentElement && document.documentElement.clientHeight ) {
   centerX = document.documentElement.clientWidth;
   centerY = document.documentElement.clientHeight;
 } else if( document.body ) {
   centerX = document.body.clientWidth;
   centerY = document.body.clientHeight;
 }

 var leftOffset = scrolledX + (centerX - 400) / 2+242;
 var topOffset = scrolledY + (centerY - 300) / 2;

 //document.getElementById("photos").style.top = topOffset + "px";
 document.getElementById("photos").style.left = leftOffset + "px";
}

function myPopupRelocate() {
 var scrolledX, scrolledY;
 if( self.pageYOffset ) {
   scrolledX = self.pageXOffset;
   scrolledY = self.pageYOffset;
 } else if( document.documentElement && document.documentElement.scrollTop ) {
   scrolledX = document.documentElement.scrollLeft;
   scrolledY = document.documentElement.scrollTop;
 } else if( document.body ) {
   scrolledX = document.body.scrollLeft;
   scrolledY = document.body.scrollTop;
 }

 var centerX, centerY;
 if( self.innerHeight ) {
   centerX = self.innerWidth;
   centerY = self.innerHeight;
 } else if( document.documentElement && document.documentElement.clientHeight ) {
   centerX = document.documentElement.clientWidth;
   centerY = document.documentElement.clientHeight;
 } else if( document.body ) {
   centerX = document.body.clientWidth;
   centerY = document.body.clientHeight;
 }

 var leftOffset = scrolledX + (centerX - 400) / 2;
 var topOffset = scrolledY + (centerY - 300) / 2;

 document.getElementById("mypopup").style.top = topOffset + "px";
 document.getElementById("mypopup").style.left = leftOffset + "px";
}

function setOpacity( value ) {
	document.getElementById("mypopup-shadow").style.opacity = value / 10;
	document.getElementById("mypopup-shadow").style.filter = 'alpha(opacity=' + value * 10 + ')';
	document.getElementById("mypopup").style.opacity = value / 10;
	document.getElementById("mypopup").style.filter = 'alpha(opacity=' + value * 10 + ')';
}

function fadeInMyPopup() {
	for( var i = 0 ; i <= 100 ; i++ )
		setTimeout( 'setOpacity(' + (i / 10) + ')' , 2 * i );
}

function fadeOutMyPopup() {
	for( var i = 0 ; i <= 100 ; i++ ) {
		setTimeout( 'setOpacity(' + (10 - i / 10) + ')' , 2 * i );
	}

	setTimeout('hideMyPopup()', 2 * 100);
}

function closeMyPopupDelayed() {
	//if (document.getElementById("mypopup").style.opacity == 100) {
		setTimeout("fadeOutMyPopup()", 3000);
	//}
}
function closeMyPopup() {
	fadeOutMyPopup();
}
function hideMyPopup() {
	document.getElementById("mypopup-shadow").style.display = "none";
	document.getElementById("mypopup").style.display = "none";
}

function openMyPopup() {
	myPopupRelocate();
	setOpacity( 0 );
	document.getElementById("mypopup-shadow").style.display = "block";
	document.getElementById("mypopup").style.display = "block";
	fadeInMyPopup();
}

function resizeHeights() {
	document.getElementById("mypopup-shadow").style.height = getPageSizeWithScroll()[1]+'px';
	myPopupRelocate();
}

function getPageSizeWithScroll(){
	if (window.innerHeight && window.scrollMaxY) {// Firefox
		yWithScroll = window.innerHeight + window.scrollMaxY;
		xWithScroll = window.innerWidth + window.scrollMaxX;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		yWithScroll = document.body.scrollHeight;
		xWithScroll = document.body.scrollWidth;
	} else { // works in Explorer 6 Strict, Mozilla (not FF) and Safari
		yWithScroll = document.body.offsetHeight;
		xWithScroll = document.body.offsetWidth;
  	}
	arrayPageSizeWithScroll = new Array(xWithScroll,yWithScroll);
	//alert( 'The height is ' + yWithScroll + ' and the width is ' + xWithScroll );
	return arrayPageSizeWithScroll;
}

//
// COOKIES
//

function Set_Cookie( name, value, expires, path, domain, secure ) 
{
// set time, it's in milliseconds
var today = new Date();
today.setTime( today.getTime() );

/*
if the expires variable is set, make the correct 
expires time, the current script below will set 
it for x number of days, to make it for hours, 
delete * 24, for minutes, delete * 60 * 24
*/
if ( expires )
{
expires = expires * 1000 * 60 * 60 * 24;
}
var expires_date = new Date( today.getTime() + (expires) );

document.cookie = name + "=" +escape( value ) +
( ( expires ) ? ";expires=" + expires_date.toGMTString() : "" ) + 
( ( path ) ? ";path=" + path : "" ) + 
( ( domain ) ? ";domain=" + domain : "" ) +
( ( secure ) ? ";secure" : "" );
}


// this fixes an issue with the old method, ambiguous values 
// with this test document.cookie.indexOf( name + "=" );
function Get_Cookie( check_name ) {
	// first we'll split this cookie up into name/value pairs
	// note: document.cookie only returns name=value, not the other components
	var a_all_cookies = document.cookie.split( ';' );
	var a_temp_cookie = '';
	var cookie_name = '';
	var cookie_value = '';
	var b_cookie_found = false; // set boolean t/f default f
	
	for ( i = 0; i < a_all_cookies.length; i++ )
	{
		// now we'll split apart each name=value pair
		a_temp_cookie = a_all_cookies[i].split( '=' );
		
		
		// and trim left/right whitespace while we're at it
		cookie_name = a_temp_cookie[0].replace(/^\s+|\s+$/g, '');
	
		// if the extracted name matches passed check_name
		if ( cookie_name == check_name )
		{
			b_cookie_found = true;
			// we need to handle case where cookie has no value but exists (no = sign, that is):
			if ( a_temp_cookie.length > 1 )
			{
				cookie_value = unescape( a_temp_cookie[1].replace(/^\s+|\s+$/g, '') );
			}
			// note that in cases where cookie is initialized but no value, null is returned
			return cookie_value;
			break;
		}
		a_temp_cookie = null;
		cookie_name = '';
	}
	if ( !b_cookie_found )
	{
		return null;
	}
}		


// this function gets the cookie, if it exists
// don't use this, it's weak and does not handle some cases
// correctly, this is just to maintain legacy information
function Get_Cookie( name ) {
	
var start = document.cookie.indexOf( name + "=" );
var len = start + name.length + 1;
if ( ( !start ) &&
( name != document.cookie.substring( 0, name.length ) ) )
{
return null;
}
if ( start == -1 ) return null;
var end = document.cookie.indexOf( ";", len );
if ( end == -1 ) end = document.cookie.length;
return unescape( document.cookie.substring( len, end ) );
}


// this deletes the cookie when called
function Delete_Cookie( name, path, domain ) {
if ( Get_Cookie( name ) ) document.cookie = name + "=" +
( ( path ) ? ";path=" + path : "") +
( ( domain ) ? ";domain=" + domain : "" ) +
";expires=Thu, 01-Jan-1970 00:00:01 GMT";
}

function forgetPosition() {
	Set_Cookie('forget_position', 'true', '', '/', '', '' );	
}

//
// STRING OPERATIONS
//

String.prototype.strip = function( exp ){ return this.replace(exp?exp:/\s/g,""); };

String.prototype.wordWrap = function(m, b, c){
    var i, j, l, s, r;
    if(m < 1)
        return this;
    for(i = -1, l = (r = this.split("\n")).length; ++i < l; r[i] += s)
        for(s = r[i], r[i] = ""; s.length > m; r[i] += s.slice(0, j) + ((s = s.slice(j)).length ? b : ""))
            j = c == 2 || (j = s.slice(0, m + 1).match(/\S*(\s)?$/))[1] ? m : j.input.length - j[0].length
            || c == 1 && m || j.input.length + (j = s.slice(m).match(/^\S*/)).input.length;
    return r.join("\n");
};

function stripslashes( str ) {
    // http://kevin.vanzonneveld.net
    // +   original by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +   improved by: Ates Goral (http://magnetiq.com)
    // +      fixed by: Mick@el
    // +   improved by: marrtins
    // +   bugfixed by: Onno Marsman
    // *     example 1: stripslashes('Kevin\'s code');
    // *     returns 1: "Kevin's code"
 
    return (str+'').replace('/\0/g', '0').replace('/\(.)/g', '$1');
}

//
// DATE/TIME CONVERSION
//


function spellDay(newtime) {
	
	if (!newtime) {
		newtime = _time;
	}
	var year = Number(newtime.substr(0,4));
	var month = Number(newtime.substr(5,2));
	var day = Number(newtime.substr(8,2));
	var hr = Number(newtime.substr(11,2));
	var min0 = Number(newtime.substr(14,2));
	var sec = Number(newtime.substr(17,2));
	
	switch(month) {
		case 1:
			monthtext='January';
		break;
		case 2:
			monthtext='February';
		break;
		case 3:
			monthtext='March';
		break;
		case 4:
			monthtext='April';
		break;
		case 5:
			monthtext='May';
		break;
		case 6:
			monthtext='June';
		break;
		case 7:
			monthtext='July';
		break;
		case 8:
			monthtext='August';
		break;
		case 9:
			monthtext='September';
		break;
		case 10:
			monthtext='October';
		break;
		case 11:
			monthtext='November';
		break;
		case 12:
			monthtext='December';
		break;
	}
	
	switch(day) {
		case 1:
			daytext = day+'st';
		break;
		case 2:
			daytext = day+'nd';
		break;
		case 3:
			daytext = day+'rd';
		break;
		case 11:
			daytext = day+'st';
		break;
		case 12:
			daytext = day+'nd';
		break;
		case 13:
			daytext = day+'rd';
		break;
		case 21:
			daytext = day+'st';
		break;
		case 22:
			daytext = day+'nd';
		break;
		case 23:
			daytext = day+'rd';
		break;
		case 31:
			daytext = day+'st';
		break;
		default:
			daytext = day+'th';
		break;
	}
	
	if (hr > 11) {
		var ampm = 'pm';
		hr-=12;
	} else {
		var ampm = 'am';
	}
	return monthtext+' '+daytext+', '+year+' at '+hr+':'+min0+ampm;
}


function getMonthDays(month) {
	switch(month) {
		case 0: 	return 31; break;
		case 1:		return 31; break;
		case 2:		return 28; break;
		case 3:		return 31; break;
		case 4:		return 30; break;
		case 5:		return 31; break;
		case 6:		return 30; break;
		case 7:		return 31; break;
		case 8:		return 31; break;
		case 9:		return 30; break;
		case 10:	return 31; break;
		case 11:	return 30; break;
		case 12:	return 31; break;
	}
}

function calculateTime(oldtime) {
	
	var year1 = Number(oldtime.substr(0,4));
	var month1 = Number(oldtime.substr(5,2));
	var day1 = Number(oldtime.substr(8,2));
	var hr1 = Number(oldtime.substr(11,2));
	var min1 = Number(oldtime.substr(14,2));
	var sec1 = Number(oldtime.substr(17,2));
	
	var year2 = Number(_time.substr(0,4));
	var month2 = Number(_time.substr(5,2));
	var day2 = Number(_time.substr(8,2));
	var hr2 = Number(_time.substr(11,2));
	var min2 = Number(_time.substr(14,2));
	var sec2 = Number(_time.substr(17,2));
	
	var year = year2-year1;
	var month = month2-month1;
	var day = day2-day1;
	var hr = hr2-hr1;
	var min0 = min2-min1;
	var sec = sec2-sec1;
	
	if (month<0) {
		year--;
		month = 12+month;
	}
	
	if (day<0) {
		month--;
		if (month < 0) month = 12;
		day = getMonthDays(month)+day;
	}
	
	if (hr<0) {
		day--;
		if (day < 0) day = getMonthDays(month);
		hr = 24+hr;
	}
	
	if (min0<0) {
		hr--;
		if (hr < 0) hr = 23;
		min0 = 60+min0;
	}
	if (sec<0) {
		min0--;
		if (min0 < 0) min0 = 59;
		sec = 60+sec;
	}
	
	var newtime = new String();
	
	if (year > 0) {
		newtime = month1+"/"+day1+"/"+year1;
	} else if (month > 0) {
		newtime = (month == 1) ? month + " month ago" : month + " months ago";
	} else if (day > 0) {
		newtime = (day == 1) ? "Yesterday" : day + " days ago";
	} else if (hr > 0) {
		newtime = (hr == 1) ? hr + " hour ago" : hr + " hours ago";
	} else if (min0 > 0) {
		newtime = (min0 == 1) ? min0 + " minute ago" : min0 + " minutes ago";
	} else if (sec > 0) {
		newtime = "Just now!";
	}
	
	return newtime;

}