First: Enter the hp site, http://www.hp.com/;
Second: Input Load Runner in the search textbox, and then click 'search' button
Third:: Choose and click the link:
HP LoadRunner software - HP - BTO Software
Fourth:Choose and click the link in this location:Trial software» HP LoadRunner 11.00 Evaluation
Fifth: Click 'I Agree' button
Sxith: Input the related info according the notice.
At last: You can download the software.Good Luck!