require.js

var require =(function(){
	var imports = new Hash();
	var path = "libs"
		
	return function(lib){
		if(!imports.has(lib)){			
			var req = new Request({
				url:[path,lib].join('/') + ".js",
				async:false
			});
			req.send('');			
			imports.set(lib,eval(['(function(){var exports={},module={name:"',lib,'"};',req.xhr.responseText,';return exports;})()'].join('')));		
		}
		return imports[lib];
	}
})();