if (document.images) {
researchn        = new Image();
researchf        = new Image();
researchn.src    = "img/research_on.gif";
researchf.src    = "img/research_off.gif";


img_who_we_aren        = new Image();
img_who_we_aref        = new Image();
img_who_we_aren.src    = "img/who_we_are_on.gif";
img_who_we_aref.src    = "img/who_we_are_off.gif";

img_trying_to_don        = new Image();
img_trying_to_dof        = new Image();
img_trying_to_don.src    = "img/trying_to_do_on.gif";
img_trying_to_dof.src    = "img/trying_to_do_off.gif";

arizonan        = new Image();
arizonaf        = new Image();
arizonan.src    = "img/arizona_utility_on.gif";
arizonaf.src    = "img/arizona_utility_off.gif";

biosn        = new Image();
biosf        = new Image();
biosn.src    = "img/nav_bios_on.gif";
biosf.src    = "img/nav_bios_off.gif";

contactn        = new Image();
contactf        = new Image();
contactn.src    = "img/contact_on.gif";
contactf.src    = "img/contact_off.gif";

consultationn        = new Image();
consultationf        = new Image();
consultationn.src    = "img/consultation_on.gif";
consultationf.src    = "img/consultation_off.gif";

employmentn        = new Image();
employmentf        = new Image();
employmentn.src    = "img/employment_on.gif";
employmentf.src    = "img/employment_off.gif";

reportsn        = new Image();
reportsf        = new Image();
reportsn.src    = "img/reports_on.gif";
reportsf.src    = "img/reports_off.gif";

aviann        = new Image();
avianf        = new Image();
aviann.src    = "img/avian_protection_on.gif";
avianf.src    = "img/avian_protection_off.gif";

volpn        = new Image();
volpf        = new Image();
volpn.src    = "img/vol_on.gif";
volpf.src    = "img/vol_off.gif";
}