XML flash menu HELP please!

Hello everyone,
I found that XML_Flash_menu is the best resource for me to make the menu i want. But, i must change it in order to display the buttons horizontaly without any space between submenu items.
Please have a look at the attachment to see my changes. I can’t find a way to calculate every buttons width. I my attachment u can see that is a space i don’t want between items. Please pls pls help me… :angel:

this is the file HMX_flash_menu