conBrowser=1;
  tab1on  = new Image(71,57);  tab1on.src  = 'b_hom2.gif';
  tab1off = new Image(71,57);  tab1off.src = 'b_hom1.gif';
  tab1sta = new Image(71,57);  tab1sta.src = 'b_hom2.gif';
  tab2on  = new Image(71,57);  tab2on.src  = 'b_psion2.gif';
  tab2off = new Image(71,57);  tab2off.src = 'b_psion1.gif';
  tab2sta = new Image(71,57);  tab2sta.src = 'b_psion2.gif';
  tab3on  = new Image(71,57);  tab3on.src  = 'b_cross2.gif';
  tab3off = new Image(71,57);  tab3off.src = 'b_cross1.gif';
  tab3sta = new Image(71,57);  tab3sta.src = 'b_cross2.gif';
  tab4on  = new Image(71,57);  tab4on.src  = 'b_glosgb2.gif';
  tab4off = new Image(71,57);  tab4off.src = 'b_glosgb1.gif';
  tab4sta = new Image(71,57);  tab4sta.src = 'b_glosgb2.gif';
  tab5on  = new Image(71,57);  tab5on.src  = 'b_contact2.gif';
  tab5off = new Image(71,57);  tab5off.src = 'b_contact1.gif';
  tab5sta = new Image(71,57);  tab5sta.src = 'b_contact2.gif';
  tab6on  = new Image(71,57);  tab6on.src  = 'b_support2g.gif';
  tab6off = new Image(71,57);  tab6off.src = 'b_support1g.gif';
  tab6sta = new Image(71,57);  tab6sta.src = 'b_support2g.gif';