Do you a WindowsXP/2000 install disc? The install program is able to manage partitions. What kind of OS are you using? Most modern operating systems will allow you to use the entire hard drive for one partition, so I don't know what went wrong with yours.
"Nagi, how do you feel about being 'normal'? Normal means that if you leave something alone, it just remains that way forever. So if you can't stand that, then you have to be "not normal" in some area... - Seiichi Kirima's dying words