// JavaScript Document
<SCRIPT LANGUAGE="JavaScript"> var javascript_version = 1.0;</SCRIPT>
<SCRIPT LANGUAGE="JavaScript1.1">  javascript_version = 1.1;</SCRIPT>
<SCRIPT LANGUAGE="JavaScript">
<!--
var newwin;
 
function launchwin(winurl,winname,winfeatures)
{
 //This launches a new window and then
 //focuses it if window.focus() is supported.
 newwin = window.open(winurl,winname,winfeatures);
 if(javascript_version > 1.0)
 {
  //delay a bit here because IE4 encounters errors
  //when trying to focus a recently opened window
   setTimeout('newwin.focus();',1000);
 }
}
function closewin()
{
    newwin.close();
}
function focuswin()
{
    newwin.focus();
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}
function checkform ( form )
{
if (form.first_name.value == "") {
    alert( "Please enter your first_name." );
    form.first_name.focus();
    return false ;
  }
  if (form.last_name.value == "") {
    alert( "Please enter your last name." );
    form.last_name.focus();
    return false ;
  }
if (form.email.value == "") {
    alert( "Please enter your email address." );
    form.email.focus();
    return false ;
  }
  return true ;
}
//-->
</SCRIPT>