if (document.images)
   {
		pic1on= new Image(27,9);
     	pic1on.src="imgs/home_on.gif";

     	pic2on= new Image(84,9);
     	pic2on.src="imgs/contact_on.gif";

     	pic3on= new Image(24,9);
     	pic3on.src="imgs/login_on.gif";

		pic4on= new Image(34,9);
     	pic4on.src="imgs/search_on.gif";


        pic1off= new Image(27,9);
     	pic1off.src="imgs/home_off.gif";

        pic2off= new Image(84,9);
     	pic2off.src="imgs/contact_off.gif";

      	pic3off= new Image(24,9);
     	pic3off.src="imgs/login_off.gif";

        pic4off= new Image(34,9);
     	pic4off.src="imgs/search_off.gif";

   }

function lightup(imgName)
 {
   if (document.images)
    {
      imgOn=eval(imgName + "on.src");
      document[imgName].src= imgOn;
    }

   if (imgName == "pic3")
    {
	  document.getElementById("login_bg").style.backgroundColor = "#e1e4f3";
	}
 }

function turnoff(imgName)
 {
   if (document.images)
    {
      imgOff=eval(imgName + "off.src");
      document[imgName].src= imgOff;
    }

   if (imgName == "pic3")
    {
	  document.getElementById("login_bg").style.backgroundColor = "#ffffff";
	}
 }

/*
pic12on= new Image(27,9);
pic12on.src="imgs/home_on.gif";

pic22on= new Image(84,9);
pic22on.src="imgs/contact_on.gif";

pic32on= new Image(24,9);
pic32on.src="imgs/login_on.gif";

pic12off= new Image(27,9);
pic12off.src="imgs/home_off.gif";

pic22off= new Image(84,9);
pic22off.src="imgs/contact_off.gif";

pic32off= new Image(24,9);
pic32off.src="imgs/login_off.gif";

function lightup2(imgName)
 {
   if (document.images)
    {
      imgOn=eval(imgName + "on.src");
      document[imgName].src= imgOn;
    }

   if (imgName == "pic32")
    {
	  document.getElementById("login_bg2").style.backgroundColor = "#e1e4f3";
	}
 }

function turnoff2(imgName)
 {

   if (imgName == "pic32")
    {
	  document.getElementById("login_bg2").style.backgroundColor = "#ffffff";
	}

   if (document.images)
    {
      imgOff=eval(imgName + "off.src");
      document[imgName].src= imgOff;
    }

 }
*/