function ertom(atext) {
  var tmp = true
  if (atext.length != 0) {
    for(var i = 0;i<atext.length;i++)  {
      if(atext.charAt(i) != " ")   {
        tmp = false
		break
	  }  //end if
	}  //end for
  } //end if
  return tmp    
}  //end function ertom()

function validate()  {
  sEmail      = document.form1.email.value
  sName    = document.form1.name.value
  sSubject    = document.form1.subject.value
  sMailbody     = document.form1.mailbody.value
  iEmailLen = sEmail.length

  if (ertom(sName)) {
    alert("Du skal angive dit navn")
    document.form1.name.focus()
    return false
  }  //end if

  if (ertom(sSubject)) {
    alert("Du kan ikke sende en e-post uden emne")
    document.form1.subject.focus()
    return false
  }  //end if

  if (ertom(sMailbody)) {
    alert("Du kan ikke sende en tom e-post")
    document.form1.mailbody.focus()
    return false
  }  //end if

  var bOK = false
  if (sEmail.indexOf(".") > -1 && sEmail.indexOf("@") > -1) {
    bOK = true
  }  //end if 

  if(bOK == false) {
  	alert("Du har indtastet en ugyldig e-post adresse")
  	document.form1.email.focus()
  	return false
  }//end if
  
  return true;
}//end function validate