var lock;
var linklock;

function imageRollover(imageid, rollname){
if(lock !=imageid){
  eval("document.getElementById('"+imageid+"').src='images/"+rollname+"'");
}

}

function setMenuBar(imageid, filename){
  
  eval("document.getElementById('"+imageid+"').src='images/"+filename+"'");
  lock = imageid;
}

function validatecontactform(contactform){

  var emptycells;
  var valid = 1;
  emptycells = "Please fill out or modify the following fields:\n\n";

  if(contactform.name.value == ""){
    emptycells += "Name\n";
    valid = 0;
  }
  if(contactform.cname.value == ""){
    emptycells += "Company Name\n";
    valid = 0;
  }
  if(contactform.city.value == ""){
    emptycells += "City\n";
    valid = 0;
  }
  if(contactform.state.value == ""){
    emptycells += "State\n";
    valid = 0;
  }
  if(contactform.country.value == ""){
    emptycells += "Country\n";
    valid = 0;
  }
  if(contactform.email.value == ""){
    emptycells += "Email\n";
    valid = 0;
  }
  else if(contactform.email.value.indexOf("@",0) == -1){
    emptycells += "Email: Invalid address\n";
    valid = 0;  
  }
  
  
  if(contactform.phone.value == ""){
    emptycells += "Phone\n";
    valid = 0;
  }
  
  if(valid != 1){
    alert(emptycells);
    return false;
  }
  
  return true;
}

function validatemanreqform(manreqform){
  var emptycells;
  var valid = 1;
  
  if(manreqform.pswd.value == ""){
    emptycells = "Please enter a valid password.\n";
    valid = 0;
  }
  
  if(valid != 1){
    alert(emptycells);
    return false;
  }
  
return true;
}

function validatenewsjoinform(newsletterjoinform){
  var emptycells;
  var valid = 1;
  
  if(newsletterjoinform.joinmail.value == ""){
    emptycells = "Please enter a valid Email address.";
    valid = 0;
  }else if(newsletterjoinform.joinmail.value.indexOf("@",0) == -1){
    emptycells = "Please enter a valid Email address.";
    valid = 0;  
  }
  
  if(valid != 1){
    alert(emptycells);
    return false;
  }
}

function submitcontactform(){
  document.contactform.submit();
}

function lockLinkColor(linkname){
  linklock=linkname;
  document.getElementById(linkname).className="nolinelinkorange";
}

function setLinkColor(linkname,overout){
  if(overout=="over"){
    document.getElementById(linkname).className="nolinelinkorange";
  }else{
    if(linklock!=linkname){
      document.getElementById(linkname).className="nolinelink";
    }
  }
}