color,bold

hi friend ,

I am generating a csv file i,e output file

E104|0|06/04/1994|The values E005 and E001 are not equal.
E106|0|01/09/1993|The values E001 and E002 are not equal.
E106|0|01/09/1993|The values E003 and E002 are not equal.
E108|0|02/30/1995|The values R001 and E001 are not equal.
E111|0|09/15/1996|The values E004 and E001 are not equal.
E111|0|09/15/1996|The values E004 and E001 are not equal.

I am sending this output file to excel sheet.......

and i need to bold or make color to the last column.......in the excel sheet..
ie....

E104|0|06/04/1994|The values E005 and E001 are not equal.
E106|0|01/09/1993|The values E001 and E002 are not equal.
E106|0|01/09/1993|The values E003 and E002 are not equal.

Please send me asap.........

Thanks in advance
cherry