No unless you have an corrupted file
The saves folder is in a hidden folder in application data called .minecraft. The directory to the folder is: My documents/Application Data/.minecraft. There is a folder in .minecraft called saves which contains your saved worlds. If this folder does not exist, then perhaps you have not yet played any worlds on that computer or somebody has deleted the folder.
Have you installed ModLoader and/or deleted the META-INF folder in the minecraft.jar.
If they've all been removed because you completely removed Minecraft from your computer and deleted the minecraft folder, then there's no way to get them back unless you have a backup of the minecraft folder saved somewhere else. If you have a backup just copy the texturepacks folder across. Sorry though, there's no way I know of to get your servers back.
click it and delete it in the deleted folder
go to minecraft launcher>press options> press force update> press done> press the launch button.
Deleted messages are stored for a time in the Trash folder until that folder is cleared ("emptied"). Messages deleted from the Trash folder can't be recovered.
A folder called .minecraft
They go to the screenshots folder in the .minecraft folder. Click "Start" and search for "Run". Type in %appdata% and press enter. Find the .minecraft folder and look for the screenshots folder.
The contents of the folder are also deleted. Usually your computer will ask you to confirm the operation If you do delete a whole folder. It can be easily retrieved from the Trash Bin. Or recycling folder
The minecraft.jar folder ( in the bin folder, in the .minecraft folder, in the application data folder) note, you will need to use an extracting program like winzip to open the folder
Locate your Minecraft folder, then find your save file. Copy and paste this onto your hard drive. Minecraft is installed in your AppData folder (C:\Users\[username]\AppData\.minecraft\) The saves folder should be in the .minecraft folder.
There is a folder called deleted items in your menu, that is where your emails go when you delete them, as a side note you should delete the items in the deleted folder every so often to help save space, while in the folder click edit at the top and then click empty deleted items folder.