[wvxvw]

Что-нибудь такое.

private function removeSpacesOutsideQuotes(input:String):void
{
	var last:int;
	var resPart:String;
	var parts:Vector.<String> = new <String>[];
	var result:Object;
	var re:RegExp = /(["'])[^\1]*?\1/g;
	
	while (result = re.exec(input))
	{
		resPart = result[0];
		parts.push(
			input.substring(
			last, re.lastIndex - resPart.length).replace(/\s+/g, ""));
		parts.push(resPart);
		last = re.lastIndex;
	}
	trace(parts.join(""));
}