/////////////////////////////////////////////////////////
//
// Navigation Menu Image Rollovers
//
// pre-cache link and rollover images...
var imgsLo = new Object();      // resting buttons
var imgsHi = new Object();      // mouse over button
var imgsThis = new Object();    // this page button
var nBtnWid = 120;
var nBtnHgt = 28;

if (document.images)
  {
  imgsLo["navHome"] = new Image(nBtnWid, nBtnHgt);   // nav images - normal
  imgsLo["navHome"].src = "imgs/btn_home_0.png";
  imgsLo["navGal"] = new Image(nBtnWid, nBtnHgt);
  imgsLo["navGal"].src = "imgs/btn_galleries_0.png";
  imgsLo["navAbout"] = new Image(nBtnWid, nBtnHgt);
  imgsLo["navAbout"].src = "imgs/btn_about_0.png";
  imgsLo["navTest"] = new Image(nBtnWid, nBtnHgt);
  imgsLo["navTest"].src = "imgs/btn_test_0.png";
  imgsLo["navPrices"] = new Image(nBtnWid, nBtnHgt);
  imgsLo["navPrices"].src = "imgs/btn_prices_0.png";
  imgsLo["navContact"] = new Image(nBtnWid, nBtnHgt);
  imgsLo["navContact"].src = "imgs/btn_contact_0.png";

  imgsHi["navHome"] = new Image(nBtnWid, nBtnHgt);   // nav images - highlight
  imgsHi["navHome"].src = "imgs/btn_home_1.png";
  imgsHi["navGal"] = new Image(nBtnWid, nBtnHgt);
  imgsHi["navGal"].src = "imgs/btn_galleries_1.png";
  imgsHi["navAbout"] = new Image(nBtnWid, nBtnHgt);
  imgsHi["navAbout"].src = "imgs/btn_about_1.png";
  imgsHi["navTest"] = new Image(nBtnWid, nBtnHgt);
  imgsHi["navTest"].src = "imgs/btn_test_1.png";
  imgsHi["navPrices"] = new Image(nBtnWid, nBtnHgt);
  imgsHi["navPrices"].src = "imgs/btn_prices_1.png";
  imgsHi["navContact"] = new Image(nBtnWid, nBtnHgt);
  imgsHi["navContact"].src = "imgs/btn_contact_1.png";

  imgsThis["navHome"] = new Image(nBtnWid, nBtnHgt);   // nav images - this page
  imgsThis["navHome"].src = "imgs/btn_home_2.png";
  imgsThis["navGal"] = new Image(nBtnWid, nBtnHgt);
  imgsThis["navGal"].src = "imgs/btn_galleries_2.png";
  imgsThis["navAbout"] = new Image(nBtnWid, nBtnHgt);
  imgsThis["navAbout"].src = "imgs/btn_about_2.png";
  imgsThis["navTest"] = new Image(nBtnWid, nBtnHgt);
  imgsThis["navTest"].src = "imgs/btn_test_2.png";
  imgsThis["navPrices"] = new Image(nBtnWid, nBtnHgt);
  imgsThis["navPrices"].src = "imgs/btn_prices_2.png";
  imgsThis["navContact"] = new Image(nBtnWid, nBtnHgt);
  imgsThis["navContact"].src = "imgs/btn_contact_2.png";
  }

function setImage(name, state)
  {
  //DBG alert("setImage("+name+", "+state+")");
  if (document.images)
    {
    if (state == 'hi')
      {
      document.images[name].src = imgsHi[name].src;
      return true;
      }
    else if (state == 'lo')
      {
      document.images[name].src = imgsLo[name].src;
      return true;
      }
    else if (state == 'this')
      {
      document.images[name].src = imgsThis[name].src;
      return true;
      }
    }
  return false;
  }
//
///// End of File ///////////////////////////////////////