5. The GUI evaluation system according to claim 1 , further comprising a restriction information recording section for storing information capable of specifying a restriction on input into an input component, wherein the expression information extracting section refers to the information stored in the restriction information recording section to extract an expression element from an evaluation target screen.
5. The GUI evaluation system according to claim 1 , further comprising a restriction information recording section for storing information capable of specifying a restriction on input into an input component, wherein the expression information extracting section refers to the information stored in the restriction information recording section to extract an expression element from an evaluation target screen. 6. The GUI evaluation system according to claim 5 , wherein the expression information extracting section extracts an expression element of an item name included in the information stored in the restriction information recording section, an expression element of a text box corresponding to the item name, and an expression element of text existing around the text box.