secuirity error in ImageJ applets

[dodo]

i am using imageJ as a Applets in my application and which is developed in php  and apachy server ,i have embade the Applets in the my website but when i try to open any image it shows a error which is attached and that is basically java.secuirity error, but when i try to open the same jar file direcly it works fine.

can any one helps me in this problem and i wanna to solve it as soon as possible