var xmlhttp

if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
	try {
		xmlhttp = new XMLHttpRequest();
	} catch (e) {
		xmlhttp=false
	}
}

function myXMLHttpRequest() {
	
	var xmlhttplocal;
	try {
		xmlhttplocal= new ActiveXObject("Msxml2.XMLHTTP")
	} catch (e) {
		try {
			xmlhttplocal= new ActiveXObject("Microsoft.XMLHTTP")
		} catch (E) {
			xmlhttplocal=false;
		}
	}

	if (!xmlhttplocal && typeof XMLHttpRequest!='undefined') {
		try {
			var xmlhttplocal = new XMLHttpRequest();
		} catch (e) {
			var xmlhttplocal=false;
			alert("couldn't create xmlhttp object");
		}
	}

	return(xmlhttplocal);

}

function mixed_cards(n,userId,artworkId,quantity,cartId,total) {

	var url = '../lib/lib_ajax.php?cards=mixed&userid='+userId+'&artworkId='+artworkId+'&quantity='+quantity+'&cartId='+cartId+'&total='+total;
	var gid = 'quant_r'+n;

	var r = new myXMLHttpRequest();
	r.open("GET", url, true);
	r.setRequestHeader('Content-Type','text/html');

	r.onreadystatechange = function() {
        if (r.readyState == 1) {
			//do nothing
        } else if (r.readyState == 4) {
            if (r.status == 200) {

            	var ret = r.responseText;
				var gid = gid; 
       			if (ret == 1) {
					
					document.getElementById(gid).innerHTML = 'Cards added to your Box';

				} else {

					document.getElementById(gid).innerHTML = 'Error';

				}
            }
        }
    }

    r.send(null);
	return false;
}

function switch_size(size,height,width) {
	var size = size;
	if (size == "s") {
		var ret_size = '$19.00';
		var nsize = 69;
	} else if (size == "m") {
		var ret_size = '$35.00';
		var nsize = 119;
	} else if (size == "l") {
		var ret_size = '$55.00';
		var nsize = 189;
	} else {
		var ret_size = '$20.00';
		var nsize = 65;
	}

	document.getElementById('ret_size').innerHTML = ret_size;
	var frame = nsize;
	document.getElementById('ret_fp').innerHTML = "$"+frame.toFixed(2);
}

function calcPrice() {
	var artworkPrice = parseFloat($('artworkPrice').value);
	var medium = $('artworkMedium').value;
	
	if(artworkPrice > 0) {
		
		// original price
		var origPrice = (artworkPrice * 0.75);
		origPrice = Math.round(origPrice * 100) / 100;
		
		$('originalPrice').innerHTML = origPrice.toFixed(2);
		
		// giclee price
		var artH = parseFloat($("artworkHeight").value);
		var artW = parseFloat($("artworkWidth").value);
		var giclPrice = -1;
		
		if(artH == 0 || artW == 0) {
			giclPrice = 0;
		} else {
			
			var minP = 0;
			var minPF = 0;
			
			if(artH >= 12 || artW >= 12) {
				if(medium=="photograph") { minP = 149;}
				else { minP = 299; }
				minPF = 50;
			} else {
				if(medium == "photograph") { minP = 99; }
				else { minP = 159; }
				minPF = 25;
			}
			
			if(medium=="photograph") {
				$("minGicleePrice").innerHTML = minP.toFixed(2);
				$("frameGicleePrice").innerHTML = minPF.toFixed(2);

				giclPrice = Math.max(minP, artworkPrice)*.4;
			} else {
				giclPrice = Math.max(minP,(artworkPrice * .3))*.25;
			}
			giclPrice = Math.round(giclPrice * 100) / 100;
			
		}
		$('gicleePrice').innerHTML = giclPrice.toFixed(2);
		
	} else {
		
		$("originalPrice").innerHTML = 0.00;
		$("gicleePrice").innerHTML = 0.00;
		
	}
}

function countArtworkDesc() {
	var v = $("artworkDesc").value;
	$("artworkDescCount").innerHTML = v.length;
	if(v.length > 300) {
		$("artworkDescCount").style.color = "#e93232";
	} else {
		$("artworkDescCount").style.color = "#000";
	}
}

function handleMediumChange(t) {
	$("how-to-price").innerHTML = t.responseText;
}

var errFunc = function(t) {
    alert('Error ' + t.status + ' -- ' + t.statusText);
}

function changeMedium() {
	var med = $("artworkMedium").value;
	
	var opts = {
		asynchronous: true,
		method: 'POST',
		onSuccess:handleMediumChange,
		onFailure:errFunc,
		parameters: {
			"medium":med,
		}
	};
	
	new Ajax.Request("http://www.oovu.com/js/displayInfo.php", opts);
	
	if(med=="photograph") {
		$("sellTheOriginal").innerHTML = "I would like to sell the framed Original";
		$("sellAGiclee").innerHTML = "I would like to sell a framed Giclee";
		$("photoChoice").style.display = "block";
		$("originalFrameInfo").innerHTML = "The artist must have a framed print in order to sell an original. The artist is responsible for packing the original and shipping it to the buyer.";
		$("artworkWeightBox").style.display = "none";
		$("packageTypeBox").style.display = "none";
		$("showMinimumPriceBox").style.display = "block";
		
	} else {
		$("sellTheOriginal").innerHTML = "I would like to sell the Original";
		$("sellAGiclee").innerHTML = "I would like to see a Giclee";
		$("photoChoice").style.display = "none";
		$("originalFrameInfo").innerHTML = "";
		$("artworkWeightBox").style.display = "block";
		$("packageTypeBox").style.display = "block";
		$("showMinimumPriceBox").style.display = "none";

	}
}

function showCanvasOptions() {
	Effect.Appear('giFrameOption');
	$("giFramed").checked = true;
	//Effect.DropOut('giFrameOption');
}

function showPaperOptions() {
	Effect.Appear('giFrameOption');
	$("giFramed").checked = true;
	//Effect.DropOut('canvasOptions');
}

function toggleGiftButton(id) {
	Effect.Appear('getGiftAddress'+id);
	$("giftButton"+id).style.display = "none";
}

function countField(aField, displayField, limit) {
	var v = $(aField).value;
	$(displayField).innerHTML = v.length;
	if(v.length > limit) {
		$(displayField).style.color = "#e93232";
	} else {
		$(displayField).style.color = "#000";
	}
}

var joinBarShow = false;

function toggleJoinBar() {
	
	if(joinBarShow) {
		Effect.Fade('joinBar');
	} else {
		Effect.Appear('joinBar');
	}
	
	joinBarShow = !joinBarShow;
}