// Emergency Systems

<!-- 

browserName = navigator.appName;
browserVer = parseInt ( navigator.appVersion );

if ( browserName == "Netscape" && browserVer >= 3 ) version = "n3"; 
if ( browserName == "Microsoft Internet Explorer" && browserVer >= 4 ) version = "e4";

if ( version == "n3" || version == "e4" )
{

   prodline_on = new Image ( 169, 47 );
   prodline_on.src = "images/prodline_on.gif";
   safety_on = new Image ( 169, 47 );
   safety_on.src = "images/safety_on.gif";
   secben_on = new Image ( 169, 47 );
   secben_on.src = "images/secben_on.gif";
   secnotes_on = new Image ( 169, 47 );
   secnotes_on.src = "images/secnotes_on.gif";
   expchild_on = new Image ( 169, 47 );
   expchild_on.src = "images/expchild_on.gif";
   highadv_on = new Image ( 169, 47 );
   highadv_on.src = "images/highadv_on.gif";
   raterisk_on = new Image (169, 47 );
   raterisk_on.src = "images/raterisk_on.gif";
   covarea_on = new Image (169, 47 );
   covarea_on.src = "images/covarea_on.gif";
   inforequest_on = new Image ( 169, 47 );
   inforequest_on.src = "images/inforequest_on.gif";

   prodline_off = new Image ( 169, 47 );
   prodline_off.src = "images/prodline_off.gif";
   safety_off = new Image ( 169, 47 );
   safety_off.src = "images/safety_off.gif";
   secben_off = new Image ( 169, 47 );
   secben_off.src = "images/secben_off.gif";
   secnotes_off = new Image ( 169, 47 );
   secnotes_off.src = "images/secnotes_off.gif";
   expchild_off = new Image ( 169, 47 );
   expchild_off.src = "images/expchild_off.gif";
   highadv_off = new Image ( 169, 47 );
   highadv_off.src = "images/highadv_off.gif";
   raterisk_off = new Image ( 169, 47 );
   raterisk_off.src = "images/raterisk_off.gif";
   covarea_off = new Image ( 169, 47 );
   covarea_off.src = "images/covarea_off.gif";
   inforequest_off = new Image ( 169, 47 );
   inforequest_off.src = "images/inforequest_off.gif";

}

function button_on ( imgName )

{

   if (version == "n3" || version == "e4" )
  
   {
 
       butOn = eval ( imgName + "_on.src" );
       document [imgName].src = butOn;

   }

}

function button_off ( imgName )

{

   if ( version == "n3" || version == "e4" )

   {

       butOff = eval ( imgName + "_off.src" );

       document [imgName].src = butOff;

   }

}

// -->