Portable terminal capable of displaying image, control method therefor, and storage medium storing control program therefor

A control method for a portable terminal comprising:

• an obtaining step of obtaining an image having resolution;
• an instruction step of instructing to enlarge and display the image obtained in said obtaining step;
• and
• a display step of enlarging and displaying the image obtained in said obtaining step when it is instructed to enlarge and display an image having first resolution in said instruction step, and of enlarging and displaying an image corresponding to the image obtained in said obtaining step that is received from a server when it is instructed to enlarge and display an image having second resolution that is lower than the first resolution in said instruction step.

A non-transitory computer-readable storage medium storing a control program causing a computer to execute a control method for a portable terminal, the control method comprising:

• an obtaining step of obtaining an image having resolution;
• an instruction step of instructing to enlarge and display the image obtained in said obtaining step;
• and
• a display step of enlarging and displaying the image obtained in said obtaining step when it is instructed to enlarge and display an image having first resolution in said instruction step, and of enlarging and displaying an image corresponding to the image obtained in said obtaining step that is received from a server when it is instructed to enlarge and display an image having second resolution that is lower than the first resolution in said instruction step.

A portable terminal comprising:

• an obtaining unit configured to obtain an image;
• an instruction unit configured to instruct to enlarge and display the image obtained by said obtaining unit;
• a determination unit configured to determine whether the image obtained by said obtaining unit is difficult to see if enlarged when said instruction unit instructs to enlarge and display the image;
• and
• a display unit configured to enlarge and display the image obtained by said obtaining unit when said determination unit determines not to be difficult to see, and to enlarge and display an image corresponding to the image obtained by said obtaining unit that is received from a server when said determination unit determines to be difficult to see.