/**
 * jQuery.query - Query String Modification and Creation for jQuery
 * Written in 2007 by Blair Mitchelmore (blair DOT mitchelmore AT gmail DOT com)
 * Licensed under the WTFPL (http://sam.zoy.org/wtfpl/).
 * Date: 2008/02/08
 *
 * @author Blair Mitchelmore
 * @version 1.2
 *
 **/
new function(settings) { 
  // Various Settings
  var $separator = settings.separator || '&';
  var $spaces = settings.spaces === false ? false : true;
  var $suffix = settings.suffix === false ? '' : '[]';
  
  jQuery.query = new function() {
    var queryObject = function(a) {
      var self = this;
      self.keys = {};
      
      if (a.queryObject) {
        jQuery.each(a.keys, function(key, val) {
          self.destructiveSet(key, val);
        });
      } else {
        var q = "" + a;
        q = q.replace(/^\?/,''); // remove any leading ?
        q = q.replace(/[;&]$/,''); // remove any trailing & || ;
        if ($spaces) q = q.replace('+',' '); // replace +'s with spaces

        jQuery.each(q.split(/[&;]/), function(){
          var key = this.split('=')[0];
          var val = this.split('=')[1];
          var temp, hashKey = null, type = null; 
          
          if (/^-?[0-9]+\.[0-9]+$/.test(val)) // simple float regex
            val = parseFloat(val);
          else if (/^-?[0-9]+$/.test(val)) // simple int regex
            val = parseInt(val);
            
          if (/\[([^\] ]+)\]$/.test(key)) // hash syntax
            type = Object, hashkey = key.replace(/^.+\[([^\] ]+)\]$/,"$1"), key = key.replace(/\[([^\] ]+)\]$/,"");
          else if (/\[\]$/.test(key)) // array syntax
            type = Array, key = key.replace(/\[\]$/,"");
          
          val = val || true;
          
          if (!type && self.has(key)) 
            type = Array, self.destructiveSet(key, self.has(key, Array) ? self.keys[key] : [self.keys[key]]);
          
          if (!type)
            self.destructiveSet(key, val);
          else
            if (type == Object) 
              temp = self.keys[key] || {}, temp[hashkey] = val, self.destructiveSet(key, temp);
            else if (type == Array)
              temp = self.keys[key] || [], temp.push(val), self.destructiveSet(key, temp);
        });
      }
      return self;
    };
    
    queryObject.prototype = {
      queryObject: true,
      has: function(key, type) {
        var keys = this.keys;
        return !!type ? keys[key] != undefined && keys[key] !== null && keys[key].constructor == type : keys[key] != undefined && keys[key] !== null;
      },
      get: function(key) {
        var value = (key == undefined) ? this.keys : this.keys[key];
		if (value==undefined) return undefined;
        if (value.constructor == Array)
          return value.slice(0);
        else if (value.constructor == Object)
          return jQuery.extend({}, value);
        else
          return value;
      },
      destructiveSet: function(key, val) {
        if (val == undefined || val === null)
          this.destructiveRemove(key);
        else
          this.keys[key] = val;
        return this;
      },
      set: function(key, val) {
        return this.copy().destructiveSet(key, val);
      },
      destructiveRemove: function(key) {
        if (typeof this.keys[key] != 'undefined') 
          delete this.keys[key];
        return this;
      },
      remove: function(key) {
        return this.copy().destructiveRemove(key);
      },
      destructiveEmpty: function() {
        var self = this;
        jQuery.each(self.keys, function(key, value) {
          delete self.keys[key];
        });
        return self;
      },
      copy: function() {
        return new queryObject(this);
      },
      empty: function(destructive) {
        return this.copy().destructiveEmpty();
      },
      toString: function() {
        var i = 0, queryString = [], self = this, addFields = function(o, key, value) {
          o.push(key);
          if (value !== true) {
            o.push("=");
			value=String(value);
            //o.push(escape(value).replace(/%25/g,'%'));
			 o.push(  value.replace(/ /g,'+').replace(/\?/g,'%3F').replace(/&/g,'%26')         );
          }
        };
        jQuery.each(this.keys, function(key, value) {
          var o = [];
          if (value !== false) {
            if (i++ == 0)
              o.push("?");
            if (self.has(key, Object)) {
              var _o = []
              jQuery.each(value, function(_key, _value) {
                var __o = [];
                addFields(__o, key + "[" + _key + "]", _value);
                _o.push(__o.join(""));
              });
              o.push(_o.join($separator));
            } else if (self.has(key, Array)) {
              var _o = []
              jQuery.each(value, function(_key, _value) {
                var __o = [];
                addFields(__o, key + $suffix, _value);
                _o.push(__o.join(""));
              });
              o.push(_o.join($separator));
            } else {
              addFields(o,key,value);
            }
          }
          queryString.push(o.join(""));
        });
        return queryString.join($separator);
      }
    };
    
    return new queryObject(location.search);
  };
}(jQuery.query || {}); // Pass in jQuery.query as settings object

function queryChangeOrder(order_by)
{
order_by=order_by.toLowerCase();
var get_order_by;
var get_order_dir;
try {get_order_by=$.query.get('order_by');} catch (cc) {get_order_by=''}
try {get_order_dir=$.query.get('order_dir');} catch (cc) {get_order_dir=''}
x=$.query.set('order_by',order_by)
.set('order_dir', ( get_order_by==order_by && get_order_dir=='asc' ? 'desc' : 'asc'   ) );
;
// Change abc=asd&page&as=dfe&asd=Gs&page ->
//		  abc=asd&as=dfe&asd=Gs (Remove empty queries)
x=x.toString();x=x.replace(/&[^=]+&/g,'&').replace(/&page$/,'');
document.location=x;
};if (window.timeLog) timeLog('After:/bsScripts/query.js');