simple javascript {{ Tag }} compiler

compile.js

$compile = function($template, $scope){
	var $mask = /\{\{\s*[\w.]+\s*[^\}\}]\}\}/g,
		$matches = $template.match($mask),
		$templateScope = [], k;
	for (k in $matches) {
		var $match = $matches[k].replace(/[\{\}\s]/g,'').split('.');
		$templateScope.push($match);
	}
	for (k in $templateScope) {
		var $match = $templateScope[k],
			$theVar = $scope,
			$theTag = $match.join('\\.');
		for (var j in $match) {
			if ($theVar.hasOwnProperty($match[j]))
				$theVar = $theVar[$match[j]];
			else
				$theVar = '';
		}
		$theTag = new RegExp('\\{\\{\\s*'+$theTag+'\\s*[^\\}\\}]\\}\\}',"g");
		$template = $template.replace($theTag, $theVar);
	}
	return $template;
}

/*
	$template = '<div class="{{ className }}">{{ item.label }}</div>';
	$scope = {
		className: 'title',
		item: {
			label: 'this is a label'
		}
	};
	$compile($template, $scope);
	>>> <div class="title">this is a label</div> 

*/