Here are all of the supported tags for custom templates:
[TITLE]
[DESCRIPTION]
[SHIPPING]
[PAYMENT]
[TERMS_OF_SALE]
[ABOUT_ME]
[CONTACT_US]
[STORE_WINDOW]
[STORE_WINDOW_TOP]
[STORE_WINDOW_BOTTOM]
[IMAGE1_URL]
[IMAGE2_URL]
[IMAGE3_URL]
[IMAGE4_URL]
[IMAGE5_URL]
[IMAGE6_URL]
[IMAGE7_URL]
[IMAGE8_URL]
[IMAGE9_URL]
[IMAGE10_URL]
[IMAGE11_URL]
[IMAGE12_URL]
[IMAGE13_URL]
[IMAGE14_URL]
[IMAGE15_URL]
[IMAGE16_URL]
[IMAGE17_URL]
[IMAGE18_URL]
[IMAGE19_URL]
[IMAGE20_URL]
[IMAGE21_URL]
[IMAGE22_URL]
[IMAGE23_URL]
[IMAGE24_URL]