shooting game

Hi~

I want to write a shooting game

in this game I shoot the aircraft by clicking the target

for example the following triangle is the target

actually the image is in *.png format with alpha channel

and without any number on the graph just the triangle

<img src="http://www.geocities.com/paste001/temp.jpg">

when I click area2, the triangle disappear

however when I click area1 the triangle also disappare

how can I solve this problem?

[516 byte] By [chobit99] at [2007-9-26 1:47:43]