DUBAI (AFP) - The fate of Salvadoran troops in Iraq will be "hell" if their government goes ahead with plans to send fresh troops to the embattled country, a shadowy militant group warned on an Islamist website. "If you send troops to Iraq, we will not be merciful and will we not refrain from responding. Your fate will be hell like what happened to Spain and other countries," said Jamaa al-Tawhid al-Islamiya, or Islamic Unification Group. "We advise the people of El Salvador (news - web sites) not to send their sons to Iraq as we only understand the language...