By MarketWatch TOKYO (MarketWatch) - The euro surged against the dollar and yen in Asia trading Monday, after nations using the single currency outlined details of a rescue package of loans for debt-burdened Greece The European countries said they are willing to provide as much as 30 billion euros of assistance, revealing the size and the rate of loans that the troubled country can potentially access. As with the plan announced last month, euro-zone nations and the International Monetary Fund will jointly provide the loans. Read more on plan for Greece. "All eyes will be focused on tomorrow's Greek Treasury-bill auction, which could be the trigger for Greece to activate the rescue package, if market demand refuses to materialize," said Boris Schlossberg, director of currency research at GFT. "Such a move could push the euro lower once again on fears that Greek financing problems could become chronic and the [dollar-euro] pair could drift back to 1.3500 filling the gap as the week progresses," Schlossberg said in e-mailed comments. The euro (CUR_EURUSD 1.3597, -0.0028, -0.2055%) surged to $1.3621 from $1.3480 in late North American trading on Friday. Against the yen, the euro rose to 127.30 yen, up 1.2%. The dollar index (DXY 80.57, +0.18, +0.22%) , which measures the greenback against a trade-weighted basket of six major currencies, slipped to 80.421 from 80.992 late Friday. The British pound (CUR_GBPUSD 1.5426, -0.0025, -0.1586%) also gained, to $1.5445 from $1.5366 late Friday. Against the Japanese currency, the dollar (CUR_USDYEN 93.5400, +0.4500, +0.4834%) rose to 93.48 yen from 93.24 yen late Friday. On Friday, the dollar declined as the euro rebounded amid rising expectations that Greece would receive an aid package as soon as the weekend.

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