The prosecutor general called for an investigation into whether the incident amounted to "incitement to cause trouble and division," said their lawyer, Adel Hamuni.
He said the charges could result in a fine for damage to public property but feared the affair could turn more serious if it was politicised.
Dozens of supporters held a sit-in protest outside the police station where the men were being held and wrote on the ground: "The bloggers are in prison and the thieves are outside."
A graffiti war has been waged on the walls of the Lebanese capital for months between the camps supporting the opposition in Syria and backers of President Bashar al-Assad.
Syria has played a dominant role in Lebanon since its 1975-1990 civil war and the Syrian-backed Shiite movement Hezbollah is currently the main partner in the unity government in Beirut.
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He said the charges could result in a fine for damage to public property but feared the affair could turn more serious if it was politicised.
Dozens of supporters held a sit-in protest outside the police station where the men were being held and wrote on the ground: "The bloggers are in prison and the thieves are outside."
A graffiti war has been waged on the walls of the Lebanese capital for months between the camps supporting the opposition in Syria and backers of President Bashar al-Assad.
Syria has played a dominant role in Lebanon since its 1975-1990 civil war and the Syrian-backed Shiite movement Hezbollah is currently the main partner in the unity government in Beirut.
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