//////////////////////////////////////////////////////////////
// cookie functions


function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else var expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
};

//////////////////////////////////////////////////////////////
// cookie functions

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  };
  return null;
};



//////////////////////////////////////////////////////////////
//
function stripslashes( str ) 
{
str=str.replace(/\\'/g,'\'');
str=str.replace(/\\"/g,'"');
str=str.replace(/\\\\/g,'\\');
str=str.replace(/\\0/g,'\0');
return str;
  //return str.replace('/\0/g', '0').replace('/\(.)/g', '$1');
};

//////////////////////////////////////////////////////////////
//
function explode( delimiter, string, limit ) 
{
    var emptyArray = { 0: '' };
    
    // third argument is not required
    if ( arguments.length < 2
        || typeof arguments[0] == 'undefined'
        || typeof arguments[1] == 'undefined' )
    {
        return null;
    }
 
    if ( delimiter === ''
        || delimiter === false
        || delimiter === null )
    {
        return false;
    }
 
    if ( typeof delimiter == 'function'
        || typeof delimiter == 'object'
        || typeof string == 'function'
        || typeof string == 'object' )
    {
        return emptyArray;
    }
 
    if ( delimiter === true ) {
        delimiter = '1';
    }
    
    if (!limit) {
        return string.toString().split(delimiter.toString());
    } else {
        // support for limit argument
        var splitted = string.toString().split(delimiter.toString());
        var partA = splitted.splice(0, limit - 1);
        var partB = splitted.join(delimiter.toString());
        partA.push(partB);
        return partA;
    }
};


//////////////////////////////////////////////////////////////
//
function subreplace(expr,a,b) 
{
	var i=0;
	while (i!=-1) {
		i=expr.indexOf(a,i);
		if (i>=0) {
			expr=expr.substring(0,i)+b+expr.substring(i+a.length); i+=b.length;
		}
	};
	return expr;
};

//////////////////////////////////////////////////////////////
//
function isArray(obj) {
	if (obj == null) return false;

   if (obj.constructor.toString().indexOf("Array") == -1)
      return false;
   else
      return true;
};


//////////////////////////////////////////////////////////////
//
function URLDecode(encoded) {
  if (!encoded) return "";
  // Replace + with ' '
  // Replace %xx with equivalent character
  // Put [ERROR] in output if %xx is invalid.
  var HEXCHARS = "0123456789ABCDEFabcdef"; 
  var plaintext = "";
  var i = 0;
  while (i < encoded.length) {
    var ch = encoded.charAt(i);
    if (ch == "+") {
      plaintext += " ";
      i++;
    }
    else if (ch == "%") {
      if (i < (encoded.length-2) 
          && HEXCHARS.indexOf(encoded.charAt(i+1)) != -1 
          && HEXCHARS.indexOf(encoded.charAt(i+2)) != -1 ) {
        plaintext += unescape( encoded.substr(i,3) );
        i += 3;
      }
      else {
        alert( 'Bad escape combination near ...' + encoded.substr(i) );
        plaintext += "%[ERROR]";
        i++;
      }
    }
    else {
      plaintext += ch;
      i++;
    }
  }; // while
  return stripslashes(plaintext);
};

function URLEncode (clearString) {
  var output = '';
  var x = 0;
  clearString = clearString.toString();
  var regex = /(^[a-zA-Z0-9_.]*)/;
  while (x < clearString.length) {
    var match = regex.exec(clearString.substr(x));
    if (match != null && match.length > 1 && match[1] != '') {
      output += match[1];
      x += match[1].length;
    } else {
      if (clearString[x] == ' ')
        output += '+';
      else {
        var charCode = clearString.charCodeAt(x);
        var hexVal = charCode.toString(16);
        output += '%' + ( hexVal.length < 2 ? '0' : '' ) + hexVal.toUpperCase();
      }
      x++;
    }
  };
  return output;
};


//////////////////////////////////////////////////////////////
//

Array.prototype.removeItem = function(from, to) {
  var rest = this.slice((to || from) + 1 || this.length);
  this.length = from < 0 ? this.length + from : from;
  return this.push.apply(this, rest);
};

//////////////////////////////////////////////////////////////
//
	function rgb2hex(r,g,b) {
		var hexVal = function(n) {
			var data = "0123456789ABCDEF";
			if (n==null) return "00";
			n=parseInt(n); 
			if (n==0 || isNaN(n)) return "00";
			n=Math.round(Math.min(Math.max(0,n),255));
			return data.charAt((n-n%16)/16) + data.charAt(n%16);
		};
		return hexVal(r)+hexVal(g)+hexVal(b);
	};
//////////////////////////////////////////////////////////////
//

function cloneObject (what)
{
  for (i in what) {
      this[i] = what[i];
  };
};

function decodeFlashString(str)
{
   var data = str.replace(/%22/g, "\"")
           .replace(/%5c/g, "\\")
           .replace(/%26/g, "&")
           .replace(/%25/g, "%");           

   var obj = JSON.parse(data);
   
   return obj;
};

function getFlashObject (movieName) {
  if (window.document[movieName]) {
    return window.document[movieName];
  }
  
  if (navigator.appName.indexOf("Microsoft Internet")==-1) {
    if (document.embeds && document.embeds[movieName])
      return document.embeds[movieName]; 
  }
  
  else // if (navigator.appName.indexOf("Microsoft Internet")!=-1)
  {
    return document.getElementById(movieName);
  }
};