if (document.images) {
    
    mailoff = new Image();
    mailoff.src = "images/mailman.gif";
    mailover = new Image();
    mailover.src = "images/mailmana.gif";
    hostoff = new Image();
    hostoff.src = "images/hosting.gif";
    hostover = new Image();
    hostover.src = "images/hostingc.gif";
    remooff = new Image();
    remooff.src = "images/remote.gif";
    remoover = new Image();
    remoover.src = "images/remotec.gif";
    domaoff = new Image();
    domaoff.src = "images/domain.gif";
    domaover = new Image();
    domaover.src = "images/domainc.gif";
    pricoff = new Image();
    pricoff.src = "images/prices.gif";
    pricover = new Image();
    pricover.src = "images/pricesc.gif";
    linkoff = new Image();
    linkoff.src = "images/links.gif";
    linkover = new Image();
    linkover.src = "images/linksc.gif";
    contoff = new Image();
    contoff.src = "images/contact.gif";
    contover = new Image();
    contover.src = "images/contactc.gif";
  }
function onoff(imgName,state) {
        if(document.images) {               
		document.images[imgName].src = eval(imgName + state + ".src");
        }
}         

  function chkMessage()  {
  if(document.contactecomdss.Message_to_ecomDSS.value == "")
    {
    alert("Oops, there is no message.  Please insert a message!");
    document.contactecomdss.Message_to_ecomDSS.focus();
    return false;
    }
  if(document.contactecomdss.Email.value == "")
    {
    alert("Please insert your email address!  Thank you!");
    document.contactecomdss.Email.focus();
    return false;
    }
  if(document.contactecomdss.Email_confirm.value == "")
    {
    alert("Please confirm your email address!  Thank you!");
    document.contactecomdss.Email_confirm.focus();
    return false;
    }
  if(document.contactecomdss.Email.value.indexOf('@') == -1)
    {
     alert("Oops, there must be a mistake in your email address.  Please enter valid email address!");
     document.contactecomdss.Email.focus();
     return false;
    }
  if(document.contactecomdss.Email.value != document.contactecomdss.Email_confirm.value)
    {
     alert("Oops, the email addresses you entered differ.  Please check!");
     document.contactecomdss.Email.focus();
     return false;
    }
  }