// JavaScript Document

function popUpWindow(URLStr, width, height)
{
  var popUpWin=0;
  var winl = (screen.width - width) / 2;
  var wint = (screen.height - height) / 2;
  if(popUpWin)
  {
    if(!popUpWin.closed) popUpWin.close();
  }
    popUpWin = open(URLStr, 'popUpWin', 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,copyhistory=yes,width='+width+',height='+height+',    left='+winl+', top='+wint+'');
}

function showVid(URLStr, width, height)
{
  var showVideo=0;
  var winl = (screen.width - width) / 2;
  var wint = (screen.height - height) / 2;
  if(showVideo)
  {
    if(!showVideo.closed) showVideo.close();
  }
    showVideo = open(URLStr, '', 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,copyhistory=yes,width='+width+',height='+height+',    left='+winl+', top='+wint+'');
}

function formHandler(form,w,h) {
var winl = (screen.width - w) / 2;
var wint = (screen.height - h) / 2;
winprops = 'height='+h+',width='+w+',menubars=no,resizable=no,top='+wint+',left='+winl+',scrollbars=yes';
var URL = form.site.options[form.site.selectedIndex].value;
   popup = window.open(URL,"MenuPopup",winprops);
}

function checkform()	{
  missingdata = "To enable us to respond to your enquiry, please provide the following information";
	missingdata += "\n--------------------------------------------------------------------------------------------------\n";
	if (document.form.firstname.value == "") {
	  missingdata += "\n- Your first name";
	}
	if (document.form.surname.value == "") {
	  missingdata += "\n- Your surname";
	}
	if ((document.form.email.value == "") || 
	    (document.form.email.value.indexValue('@') == -1) || 
			(document.form.email.value.indexValue('.') == -1)) {
	  missingdata += "\n- a valid email address";
  }
	if (missingdata != "" ) {
		alert (missingdata); 
		return false;
	} 
	else  
		return true;
	}

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 JumpTo(urlstr,width,height) {
  var PopUpWin=0;
  var winl = (screen.width - width) / 2;
  var wint = (screen.height - height) / 2;
  if(PopUpWin)
  {
    if(!PopUpWin.closed) PopUpWin.close();
  }
    PopUpWin = window.open(urlstr,'PopUpWin','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,copyhistory=yes,width='+width+',height='+height+',left='+winl+',top='+wint+'');
}