function fnLookUp(sCode, buyURL) {

	if(typeof buyURL === 'undefined' || buyURL == 'undefined' || buyURL == null) {
		buyURL = 3;
	}
	
	/*var frame = document.getElementById("iCode");
	var iFrame = document.getElementById("iFrame");
	
	// show frame and load results
	if(frame) {
		iFrame.src = "http://postcode.demontfortfineart.co.uk/postcoder.php?s_postcode="+sCode+"&btnSearch=Search&artist=doug&locations="+buyURL;
	//	iFrame.src = "http://doughyde.wip.iws-hosting.co.uk/postcoder.php?s_postcode="+sCode+"&btnSearch=Search&artist=doug&locations="+buyURL;
		frame.style.display = "block";
	}*/
	//alert(buyURL);
	var nWidth = 750;
	var nHeight = 460;
	var nLeftPos = (screen.width) ? (screen.width/2)-(nWidth/2) : 0;
	var nTopPos = (screen.height) ? (screen.height/2)-(nHeight/2) : 0;
	var sFeatures = "width="+nWidth+", height="+nHeight+", left="+nLeftPos+", top="+nTopPos+", status=0, location=0";
	//var sURL = "http://postcode.demontfortfineart.co.uk/postcoder.php?s_postcode="+sCode+"&btnSearch=Search&artist=rolfharris";
	
	var sURL = "http://postcode.demontfortfineart.co.uk/postcoder.php?s_postcode="+sCode+"&btnSearch=Search&artist=rolfharris&locations="+buyURL;
	
	window.open(sURL,"postcode",sFeatures);
	
}

function fnCloseResults() {
	
	var par = window.parent.document;
	var frame = par.getElementById("iCode");
	
	// hide frame	
	if(frame) {
		frame.style.display = "none";
	}
	
}