markdown render function

render.js

function render(data) {
	// data = data.replace(/^ {1,}/g, " ");
	data = data.split("\n").map(function (value) {
		return value.replace(/^[ ]{1,}/g, function (match) {
			return (new Array(match.length * 4 + 1)).join(" ");
		})
	}).join("\n")
	var html = md.render(data).replace(/\n/g, "<br />");
	$("#target").html(html.replace(/&amp;/g, "&"));

}