// pre-cache 'filename' button state images

if (document.images) {
var Nhome_up = new Image(53,20)
Nhome_up.src = "img/nav/home_up.gif"


var Nhome_over = new Image(53,20)
Nhome_over.src = "img/nav/home_over.gif"


var Nabout_up = new Image(85,20)
Nabout_up.src = "img/nav/about_up.gif"


var Nabout_over = new Image(85,20)
Nabout_over.src = "img/nav/about_over.gif"


var Ntest_up = new Image(119,20)
Ntest_up.src = "img/nav/test_up.gif"


var Ntest_over = new Image(119,20)
Ntest_over.src = "img/nav/test_over.gif"


var Npics_up = new Image(79,20)
Npics_up.src = "img/nav/pics_up.gif"


var Npics_over = new Image(79,20)
Npics_over.src = "img/nav/pics_over.gif"


var Nfaq_up = new Image(38,20)
Nfaq_up.src = "img/nav/faq_up.gif"


var Nfaq_over = new Image(38,20)
Nfaq_over.src = "img/nav/faq_over.gif"


var Ncontact_up = new Image(74,20)
Ncontact_up.src = "img/nav/contact_up.gif"


var Ncontact_over = new Image(74,20)
Ncontact_over.src = "img/nav/contact_over.gif"


var Nimaging_up = new Image(132,13)
Nimaging_up.src = "img/boxes/slink_imaging.gif"


var Nimaging_over = new Image(132,13)
Nimaging_over.src = "img/boxes/slink_imaging_over.gif"


var Ncomm_up = new Image(132,21)
Ncomm_up.src = "img/boxes/slink_commercial.gif"


var Ncomm_over = new Image(132,21)
Ncomm_over.src = "img/boxes/slink_commercial_over.gif"


var Ncustom_up = new Image(132,21)
Ncustom_up.src = "img/boxes/slink_custom_up.gif"


var Ncustom_over = new Image(132,21)
Ncustom_over.src = "img/boxes/slink_custom_over.gif"


var Nvoice_up = new Image(132,13)
Nvoice_up.src = "img/boxes/slink_voice_up.gif"


var Nvoice_over = new Image(132,13)
Nvoice_over.src = "img/boxes/slink_voice_over.gif"


var Npictures_up = new Image(132,67)
Npictures_up.src = "img/boxes/krash_pic1.jpg"


var Npictures_over = new Image(132,67)
Npictures_over.src = "img/boxes/krash_pic1_over.jpg"



}
// function that displays status bar message

function dm(msgStr) {
  document.returnValue = false;
  if (document.images) { 
     window.status = msgStr;
     document.returnValue = true;
  }
}
// functions that swap images

function di(id,name){
  if (document.images) document.images[id].src=eval(name+".src");
}