Investors flocked to the markets Thursday after European leaders delivered a long-awaited action plan to tackle the eurozone debt crisis.The FTSE 100 Index was 2 percent higher this morning after leaders agreed to bolster banks\' finances, allow banks to write-off 50 percent of Greek debt and to boost the eurozone bailout fund to one trillion euros (880 billion pounds).The agreement comes after months of deliberation with EU heads of state coming under immense pressure to finalise a plan to prevent the crisis from pushing the continent back into recession, analysts said.They said the three-pronged solution was \"supposed to form a Euro-style bazooka\".The analysts added \"Even if it probably was not the final word on the crisis, it is again another important step in the right direction.\"