Using the search isn't that hard, you just type in the word(s) you are looking for in the textbox and press enter or the button with the word search on it..
Then you get a list with many posts/ topics with the word(s) you are looking for and you can choose which one you want to take a closer look at..
Here's another topic i found that way, with two examples:
It uses the canvas plugin from the plugin section of this forum.
You might want to try using the search function to find it, so you can get accustomed to it.