/* Metadata - jQuery plugin for parsing metadata from elements */
(function($) {
	$.meta = {
		type: "class",
		name: "metadata",
		setType: function(type,name){
			this.type = type;
			this.name = name;
		},
		cre: /({.*})/,
		single: 'metadata'
	};
	var setArray = $.fn.setArray;
	$.fn.setArray = function(arr){
			return setArray.apply( this, arguments ).each(function(){
				if ( this.nodeType == 9 || $.isXMLDoc(this) || this.metaDone ) return;
				var data = "{}";
				if ( $.meta.type == "class" ) {
					var m = $.meta.cre.exec( this.className );
					if ( m )
						data = m[1];
				} else if ( $.meta.type == "elem" ) {
					if( !this.getElementsByTagName ) return;
					var e = this.getElementsByTagName($.meta.name);
					if ( e.length )
						data = $.trim(e[0].innerHTML);
				} else if ( this.getAttribute != undefined ) {
					var attr = this.getAttribute( $.meta.name );
					if ( attr )
						data = attr;
				}
				if ( !/^{/.test( data ) )
					data = "{" + data + "}";
				eval("data = " + data);
				if ( $.meta.single )
					this[ $.meta.single ] = data;
				else
					$.extend( this, data );
				this.metaDone = true;
			});
	};
	$.fn.data = function() {
		return this[0][$.meta.single];
	};
})(jQuery);