sdk/src/com/socialize/auth/facebook/FacebookUrlBuilder.java
public String buildProfileImageUrl(String id) {
		StringBuilder builder = new StringBuilder();
		builder.append("http://graph.facebook.com/");
		builder.append(id);
		builder.append("/picture?type=large");
		return builder.toString();
	}
public String buildProfileImageUrl(String id) {
		StringBuilder builder = new StringBuilder();
		builder.append("http://graph.facebook.com/");
		builder.append(id);
		builder.append("/picture?type=large");
		return builder.toString();
	}
Constructs the URL to access the FB graph API and retrieve a profile image for the
user with the given facebook id.
@param id
@return