// JavaScript Documentif (document.images)   {     pic1on= new Image;     pic1on.src="buttons/001_left1.jpg";       pic2on= new Image;     pic2on.src="buttons/001_right1.jpg";     pic1off= new Image;     pic1off.src="buttons/trans_left_sm.gif";     pic2off= new Image;     pic2off.src="buttons/trans_right_sm.gif";   }if (document.images)   {     pic3on= new Image;     pic3on.src="buttons/002_left1.jpg";       pic4on= new Image;     pic4on.src="buttons/002_right1.jpg";     pic3off= new Image;     pic3off.src="buttons/trans_left_sm.gif";     pic4off= new Image;     pic4off.src="buttons/trans_right_sm.gif";   }if (document.images)   {     pic5on= new Image;     pic5on.src="buttons/003_left1.jpg";       pic6on= new Image;     pic6on.src="buttons/003_right1.jpg";     pic5off= new Image;     pic5off.src="buttons/trans_left_sm.gif";     pic6off= new Image;     pic6off.src="buttons/trans_right_sm.gif";   }if (document.images)   {     pic7on= new Image;     pic7on.src="buttons/004_left1.jpg";       pic8on= new Image;     pic8on.src="buttons/004_right1.jpg";     pic7off= new Image;     pic7off.src="buttons/trans_left_sm.gif";     pic8off= new Image;     pic8off.src="buttons/trans_right_sm.gif";   }if (document.images)   {     pic9on= new Image;     pic9on.src="buttons/005_left1.jpg";       pic10on= new Image;     pic10on.src="buttons/005_right1.jpg";     pic9off= new Image;     pic9off.src="buttons/trans_left_sm.gif";     pic10off= new Image;     pic10off.src="buttons/trans_right_sm.gif";   }function lightup(imgName,imgName2) {   if (document.images)    {      imgOn=eval(imgName + "on.src");      document[imgName].src= imgOn;      imgOn2=eval(imgName2 + "on.src");      document[imgName2].src= imgOn2;    } }function turnoff(imgName,imgName2) {   if (document.images)    {      imgOff=eval(imgName + "off.src");      document[imgName].src= imgOff;      imgOff2=eval(imgName2 + "off.src");      document[imgName2].src= imgOff2;    } }// -->