if (document.images) {
  image1on = new Image();
  image1on.src = "images/home_on.gif";
  image2on = new Image();
  image2on.src = "images/aboutus_on.gif";
  image3on = new Image();
  image3on.src = "images/products_on.gif";
  image4on = new Image();
  image4on.src = "images/services_on.gif";
  image5on = new Image();
  image5on.src = "images/contactus_on.gif";

  image1off = new Image();
  image1off.src = "images/home_off.gif";
  image2off = new Image();
  image2off.src = "images/aboutus_off.gif";
  image3off = new Image();
  image3off.src = "images/products_off.gif";
  image4off = new Image();
  image4off.src = "images/services_off.gif";
  image5off = new Image();
  image5off.src = "images/contactus_off.gif";


}
function changeImages() {
  if (document.images) {
    for (var i=0; i<changeImages.arguments.length; i+=2) {
      document[changeImages.arguments[i]].src = eval(changeImages.arguments[i+1] + ".src");
    }
  }
}

document.write('<!--- top menu --->');
document.write('<div id="topmenu">');
document.write('	<div class="menuitem" style="left: 0px;">');
document.write('		<a href="http://www.thothe.com"><img alt="Home" name="Home" border=0 src="images/home_off.gif" onMouseOver="changeImages(\'Home\', \'image1on\')" onMouseOut="changeImages(\'Home\', \'image1off\')" /></a>');
document.write('	</div>');
document.write('	<div class="menuitem" style="left: 172px;">');
document.write('		<a href="aboutus.php"><img alt="About Us" name="AboutUs" border=0 src="images/aboutus_off.gif" onMouseOver="changeImages(\'AboutUs\', \'image2on\')" onMouseOut="changeImages(\'AboutUs\', \'image2off\')"/></a>');
document.write('	</div>');
document.write('	<div class="menuitem" style="left: 344px;">	');
document.write('		<a href="aboutprod.php"><img alt="Products" name="Products" border=0 src="images/products_off.gif" onMouseOver="changeImages(\'Products\', \'image3on\')" onMouseOut="changeImages(\'Products\', \'image3off\')"/></a>');
document.write('	</div>');
document.write('	<div class="menuitem" style="left: 516px;">');
document.write('		<a href="aboutsvcs.php"><img alt="Services" name="Services" border=0 src="images/services_off.gif" onMouseOver="changeImages(\'Services\', \'image4on\')" onMouseOut="changeImages(\'Services\', \'image4off\')"/></a>');
document.write('	</div>');
document.write('	<div class="menuitem" style="left: 688px;">');
document.write('		<a href="contactus.html"><img alt="Contact Us" name="ContactUs" border=0 src="images/contactus_off.gif" onMouseOver="changeImages(\'ContactUs\', \'image5on\')" onMouseOut="changeImages(\'ContactUs\', \'image5off\')"/></a>');
document.write('	</div>');
document.write('</div>');
document.write('<!--- end of top menu --->');