function toggleLayer( whichLayer )
{
var elem, vis;
if( document.getElementById )
elem = document.getElementById( whichLayer );
else if( document.all )
elem = document.all[whichLayer];
else if( document.layers )
elem = document.layers[whichLayer];
vis = elem.style;
vis.display = (vis.display==''||vis.display=='block')?'none':'block';
}

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 calculator() { puw("calculator.asp",400,450,'calc','no'); }

function livesupport() { puw("http://server.iad.liveperson.net/hc/27178476/?cmd=file&file=visitorWantsToChat&site=27178476&referrer="+escape(document.location),482,340,'chat27178476','no'); }

function puw (url,w,h,name,scroll,status,resize) {
	if (url.indexOf('http://') == -1) {url = "http://www.davincivirtual.co.uk/" + url}
	var left = (screen.width) ? (screen.width-w)/2 : 0;
	var top = (screen.height) ? (screen.height-h)/2 : 0;
	if (!name) { name = 'puw'; }
	if (!scroll) { scroll = 'yes'; }
	if (!status) { status = 'no'; }
	if (!resize) { resize = 'no'; }
	var nw = window.open(url,name,'scrollbars=' + scroll + ',status=' + status + ',width=' + w + ',height=' + h + ',top=' + top + ',left=' + left + ',resizable=' + resize + '');
	nw.focus();
}

function setCookie( name, value, expires, path, domain, secure ) {
	var today = new Date();
	today.setTime( today.getTime() );
	if ( expires ) { expires = expires * 1000 * 60 * 60 * 24; }
	var expires_date = new Date( today.getTime() + (expires) );
	document.cookie = name+'='+escape( value ) +
		( ( expires ) ? ';expires='+expires_date.toGMTString() : '' ) +
		( ( path ) ? ';path=' + path : '' ) +
		( ( domain ) ? ';domain=' + domain : '' ) +
		( ( secure ) ? ';secure' : '' );
}