1. A method for controlling an application based on a handwriting input, the method comprising: displaying a first screen on a touch screen display of a terminal; receiving a message associated with an application, the message being received while displaying the first screen; displaying a notification indicating the message receipt on the touch screen display while displaying a portion of the first screen; if the notification is displayed on the touch screen display, activating a handwriting recognition module to recognize a handwriting input to be associated with the application; recognizing the handwriting input received on the touch screen display of the terminal; determining a symbol corresponding to the handwriting input; selecting the application capable of being associated with the symbol; associating the symbol with a function of the application; and processing the associated symbol through the application executed in a background state.
1. A method for controlling an application based on a handwriting input, the method comprising: displaying a first screen on a touch screen display of a terminal; receiving a message associated with an application, the message being received while displaying the first screen; displaying a notification indicating the message receipt on the touch screen display while displaying a portion of the first screen; if the notification is displayed on the touch screen display, activating a handwriting recognition module to recognize a handwriting input to be associated with the application; recognizing the handwriting input received on the touch screen display of the terminal; determining a symbol corresponding to the handwriting input; selecting the application capable of being associated with the symbol; associating the symbol with a function of the application; and processing the associated symbol through the application executed in a background state. 8. The method of claim 1 , further comprising: determining a received touch input as the handwriting input if the received touch input corresponds to a defined symbol; and displaying the received touch input and converting the received touch input into the defined symbol if the received touch input is determined as the handwriting input.