LOGO IN Payslip through PE 51

Dear Experts ,

I want to upload compnay Logo in the Payslip . The Payslip is being generated by PE51 transaction .

So wheather i should go for uploading the Logo through PE 51 , or i have to Create a Form in HRFORMS and has to link with PE51 .

Please let me know which process should i follw and how as i am new to this development .

Suggestions will be highly appreciated .Thanks in advance .

Regards

Prabhudutta