They joined Sens. Dean Heller of Nevada, Orrin Hatch of Utah, Kelly Ayotte of New Hampshire, Lisa Murkowski of Alaska, Rob Portman of Ohio, Susan Collins of Maine, Pat Toomey of Pennsylvania, and Ron Kirk of Illinois, who is the bills co-sponsor.
This is the first time in US history that the U.S. Senate had approved any type of legislation to prohibit discrimination in a workplace environment of gay, lesbian and transgender employees.
Passing a non-discrimination law, though I think they should simply add sexual identity to the laws that already protect based on gender, race and religion, does not encourage a gay "lifestyle". It supports our brothers and sisters, our fellow citizens and keeps them from being hurt.