function validateForm()
{
var x=document.forms["emf-form"]["element_0_2"].value
if (x==null || x=="")
  {
  alert("First name must be filled out");
  return false;
  }
  
var x=document.forms["emf-form"]["element_0_3"].value
if (x==null || x=="")
  {
  alert("Last name must be filled out");
  return false;
  }
  
var x=document.forms["emf-form"]["element_4"].value
if (x==null || x=="")
  {
  alert("Email address needs to be supplied");
  return false;
  }

var x=document.forms["emf-form"]["element_5"].value
if (x==null || x=="")
  {
  alert("Telephone number needs to be supplied");
  return false;
  }

}

var emailfilter=/^\w+[\+\.\w-]*@([\w-]+\.)*\w+[\w-]*\.([a-z]{2,4}|\d+)$/i

function checkmail(e){
var returnval=emailfilter.test(e.value)
if (returnval==false){
alert("Please enter a valid email address.")
e.select()
}
return returnval
}