var testresults

function checkemail(str){
 var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
 if (filter.test(str))
  testresults=true
 else{
  alert("Please enter a valid e-mail address!")
  testresults=false
 }
 return (testresults)
}

function trim(str)
{
   return str.replace(/^\s*|\s*$/g,"");
}

function checkform(){
 var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
 if (trim(document.contactForm.Name.value)==""){
  alert("Please enter your first name");
  return false;
 }else if(trim(document.contactForm.Email.value)==""){
   alert("Please enter your email address")
   return false;
 }else if(trim(document.contactForm.Subject.value)==""){
 alert("Please enter a subject for your message")
 return false;
 }else if(trim(document.contactForm.code.value)==""){
   alert("Please enter the security code")
   return false;
 }else{
   return true;
 }

}