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 MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

var state = 'none'; 

function showhide(layer_ref) { 

if (state == 'block') { 
state = 'none'; 
} 
else { 
state = 'block'; 
} 
if (document.all) { //IS IE 4 or 5 (or 6 beta) 
eval( "document.all." + layer_ref + ".style.display = state"); 
} 
if (document.layers) { //IS NETSCAPE 4 or below 
document.layers[layer_ref].display = state; 
} 
if (document.getElementById &&!document.all) { 
hza = document.getElementById(layer_ref); 
hza.style.display = state; 
} 
} 


function showdiv(layer_ref)
{
    if (document.getElementById) { // DOM3 = IE5, NS6 
document.getElementById(layer_ref).style.visibility = 'visible'; 
} 
else { 
if (document.layers) { // Netscape 4 
document.hideShow.visibility = 'visible'; 
} 
else { // IE 4 
document.all.hideShow.style.visibility = 'visible'; 
} 
} 
} 


 

function hidediv(layer_ref)
{
    if (document.getElementById) { // DOM3 = IE5, NS6 
        document.getElementById(layer_ref).style.visibility = 'hidden'; 
        } 
    else { 
        if (document.layers) { // Netscape 4 
            document.hideShow.visibility = 'hidden'; 
            } 
        else { // IE 4 
            document.all.hideShow.style.visibility = 'hidden'; 
            } 
        } 

}

function showimage(imgname, filename)
{
   document.getElementById(imgname).src = filename; 
}

var pdf = 'Images/Press/LisaStein_ATLA2.pdf'; 
function showpdf()
{
    window.open(pdf);
}

function changelink(pdfname)
{
    if (pdf != null)
        pdf = pdfname;
    return;
}

function submitbutton_reg() {
			var form = document.mosForm;
			var r = new RegExp("[\<|\>|\"|\'|\%|\;|\(|\)|\&|\+|\-]", "i");

			// do field validation
			if (form.name.value == "") {
				alert( "Please enter your name." );
			} else if (form.username.value == "") {
				alert( "Please enter a User name." );
			} else if (r.exec(form.username.value) || form.username.value.length < 3) {
				alert( "Please enter a valid Username:.  More than 2 characters and contain 0-9,a-z,A-Z" );
			} else if (form.email.value == "") {
				alert( "Please enter a valid e-mail address." );
			} else if (form.password.value.length < 6) {
				alert( "Please enter a valid password.  No spaces, more than 6 characters and contain 0-9,a-z,A-Z" );
			} else if (form.password2.value == "") {
				alert( "Please verify the password." );
			} else if ((form.password.value != "") && (form.password.value != form.password2.value)){
				alert( "Password and verification do not match, please try again." );
			} else if (r.exec(form.password.value)) {
				alert( "Please enter a valid Password:.  No spaces, more than 6 characters and contain 0-9,a-z,A-Z" );
			} else {
				form.submit();
			}
		}