My boyfriend is missing !!!?

I havent been chatting to him since this time yesterday on facebook, hes in spain at the moment ... hes working there the last week and will be till start of aug ... he hasnt been online today at all... im alarmed ... hes always online chatting to me during the day before he goes to work in the night ... today he hasnt been on at all .. im worried sick ... mayebe he found sum1 else??? i dont know ... im in a heap, he wont have his new mobile sorted in spain until next week anyhow so ive noway of contacting him ... ive left him messages on his fb, theres been comments on his page from friends etc which havent been answered by him... any1 help me out ???