The International Monetary Fund , IMF has backed the second 130 billion euro financial bailout for Greece by pledging a contribution of 28 billion euros. However it said that the programme to keep the debt-ridden nation funded until 2014 carried exceptionally high risks. The IMF Managing Director Christine Lagarde has called upon the Greek government to fully implement the structural reforms and austerity measures agreed with the European Union and the IMF in return for the assistance. Lagarde said that full and timely implementation of the planned adjustment alongside broad-based public support and support from Greece's European partners will be critical to success. In a statement after the IMF board of directors yesterday approved its share of the rescue package, the IMF chief said that risks to the program remain exceptionally high, and there is no room for slippages.The IMF officially announced its contribution a day after the euro zone nations formally approved the second bailout package and ordered the release of the first instalment of 39.4 billion euros.