FXstreet.com (Barcelona) - U.S. markets have opened on the first session of the week, as markets were closed on Monday for Labor Day bank holidays. The Dollar has weakened across the board.

Dow Jones Industrials Index adds 0.33%, while the Nasdaq Index rises 0.49%, an the S&P Index advances 0.55% in the first minutes after the opening.

Investor's rislk appetite has been improved on news about M&A; Kraft Foods stocks fell 6% on the back of Cardbury's rejection to its cash-and-stock takeover. Carurys rejecction has opened the dorros for new offers by rivals such as Nestle or Hershey. The merger issue has been celebrated by investors as a sign of normalcy for financial markets.

Matterals' prices have also risen on the back of gold reaching levels above $1,000 per ounce for the first time since last February, helped by the Dollar decline against Euro, Swiss Franc, Australian Dollar and other currencies.

Dollar declines across the board

EUR/USD rose on European session from levels right below 1.4350 to a fresh year high at 1.4507 before easing to levels around 1.4480. At the moment, the Euro trades at 1.4475; 0.99% above its day opening level.

GBP/USD rallied during European session from 1.6320 low to a fresh 2-weeks high at 1.6585, and the pair has retreated on early U.S. session, reaching levels around 1.6530, yet 1.18% above its day opening level.

USD/JPY pull back from 93.300 high has extended in European session to a day low at 92.00 area, as the Dollar returns to levels close to September 3 low at 94.95, giving away all the ground taken from Thursday to Monday.