var myTimer

function launch(page) { 
openWin = window.open(page, "wrlocation", "toolbar=no,menubar=no,location=no,scrollbars=no,resizable=yes,width=550,height=550"); 
openWin.focus();
} 
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_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_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];}
}

function showNav(targId){
obj = document.getElementById("divNav");
elements=obj.getElementsByTagName("div")

for (n=0; n < elements.length;n++){
//targ=document.getElementById(targId);
//(elements[n].id=targId)?elements[n].style.visibility='visible':elements[n].style.visibility='hidden';
(elements[n].id==targId)?elements[n].className='subNavVisible':elements[n].className='subNavHidden';
}
}

function hideNav(targId){
el=document.getElementById(targId);
//el.style.visibility='hidden';
el.className='subNavHidden';
}

function delayHide(targId){
	myTimer = setTimeout("hideNav('"+targId+"')",500);
}
function cancelHide(){
	clearTimeout(myTimer);
}

/*mail form functions*/
function sendForm(frmName){

//set up empty array to hold errors
arrErr=new Array();

//check for name
nameField=document.getElementById('name');
if (nameField.value == "") arrErr.push("Please enter your name");



//check for email address
emailField=document.getElementById("emailaddress");
if ( !isValidEmail(emailField.value,true) ){

arrErr.push("Email field is missing or invalid - please check");

} //end email check

//chek for details
detailsField=document.getElementById('details');
if (detailsField.value == "") arrErr.push("Please enter your enquiry details");


//check length of arrErr - if ?> 0 alert errors
if (arrErr.length > 0){ //errors - alert them and stop
alert(arrErr.join('\n'));
} else {
	//no problem - submit the form
	frm=document.getElementById(frmName);
	frm.submit();
	
}

}