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];}
}



sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);


function setcolour(field, colour){
	field.style.background = colour
}

function validate(){
if (document.contact.name.value==""){setcolour(document.contact.name, '#e8ecf4');document.contact.name.focus();alert("Please fill in your name");return false}else{setcolour(document.contact.name, '#ffffff')}

if (document.contact.address.value==""){setcolour(document.contact.address, '#e8ecf4');document.contact.address.focus();alert("Please fill in your address");return false}else{setcolour(document.contact.address, '#ffffff')}

if (document.contact.phone.value==""){setcolour(document.contact.phone, '#e8ecf4');document.contact.phone.focus();alert("Please fill your phone number");return false}else{setcolour(document.contact.phone, '#FFFfff')}

if (document.contact.fax.value=="" && document.contact.email.value==""){setcolour(document.contact.fax, '#FFFFFF');setcolour(document.contact.email, '#ffffff');document.contact.fax.focus();alert("Please fill your fax number or email address");return false}else{setcolour(document.contact.fax, '#FFFfff'); setcolour(document.contact.email, '#FFFfff')}

if (document.contact.comment.value==""){setcolour(document.contact.comment, '#e8ecf4');document.contact.comment.focus();alert("Please enter a comment or details about your enquiry  ");return false}else{setcolour(document.contact.comment, '#FFFfff')}

}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

// Author: Eric King Url: http://redrival.com/eak/index.shtml
// This script is free to use as long as this info is left in
// Courtesy of SimplytheBest.net - http://simplythebest.net/scripts/
var win = null;

function NewWindow(mypage,myname,w,h,scroll){
	LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
	TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
	settings =
	'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',resizable'
	win = window.open(mypage,myname,settings)
}