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 fnGetGoogleDirections()
	{
		var googleDirectionsURL = "http://maps.google.co.uk/maps?f=q&hl=en&q=SOURCE+to+DESTINATION"
		var txtSrcPostCode = document.getElementById("txtSrcPostCode");
		var srcPostCode = txtSrcPostCode.value
		var cboPostCode = document.getElementById("cboPostCode");
		var destPostCode = cboPostCode.options[cboPostCode.selectedIndex].value; 
		if (destPostCode) {
			if (srcPostCode) {
				srcPostCode = srcPostCode.replace(" ","");
				googleDirectionsURL = googleDirectionsURL.replace("SOURCE",srcPostCode);
				googleDirectionsURL = googleDirectionsURL.replace("DESTINATION",destPostCode);
				window.open(googleDirectionsURL,"Google");
			}
		}
	}
	
function fnKeyDown(e)
	{
		var keynum
    	var keychar
    	var numcheck

      	if(window.event) { //IE
      		keynum = e.keyCode;
    		} else if(e.which) { // Netscape/Firefox/Opera
     			keynum = e.which; 
    		}

		if (keynum==13) {
			fnGetGoogleDirections();
		}	
	}

function addfav(url, desc) {
    if (document.all) { window.external.AddFavorite(url, desc); } else if (window.sidebar) { window.sidebar.addPanel(desc, url, ''); } else { alert('please bookmark manually'); }
}