overwriting the crystal report with another crystal report

hi...

i've two crystal reports one is in D: drive name employee.rpt with 5 textobject

and another report is in E: drive name employee.rpt with 15 textobject...

now i want to write a program to overwrite the D drives report with E drives reports

i.e i want to replace the 5 textobject with 15 textobject..

overwriting the reports while it is executing .. 

is there any code for it please help me..

its urgent..