curry.js

function curry(f) {
	return function (x) {
		return function (y) {
			return f(x,y);
		};
	};
};

function uncurry(f) {
	return function (x,y) {
		return f(x)(y);
	};
};

// example
function sumSquare(x,y) {
	return x*x + y*y;
};

var curriedSumSquare = curry(sumSquare);
// sumSquare(x,y) can be invoked as 

curriedSumSquare(x)(y);