var whereToSave;
var selectiondata;
var preview;
var lastmode;
var globali;
var globalsize;

// rollover effects
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 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;
}

// Ajax functions
function processReturn() {
	if (req.readyState == 4 && req.status == 200 && req.responseText != "error") {
		if (lastmode == 'size') {
			if (req.responseText == 'monogramonly') {
				document.getElementById('type').style.visibility = "hidden";
				document.getElementById('type').innerHTML = "";
				processType(globali, globalsize, 'monogram');
				return true;
			} else if (req.responseText == 'basiconly') {
				document.getElementById('type').style.visibility = "hidden";
				document.getElementById('type').innerHTML = "";
				processType(globali, globalsize, 'basic');
				return true;
			} else if (req.responseText == 'deluxeonly') {
				document.getElementById('type').style.visibility = "hidden";
				document.getElementById('type').innerHTML = "";
				processType(globali, globalsize, 'deluxe');
				return true;
			} else {
				whereToSave.innerHTML = req.responseText;

				if (preview == 1) {
					preview = 0;
					whereToSave = document.getElementById('preview');
					loadXMLDoc(encodeURI('build.htm?getdata=1&return=preview&' + selectiondata), processReturn);
				}

				return true;
			}
		} else {
			whereToSave.innerHTML = req.responseText;

			if (preview == 1) {
				preview = 0;
				whereToSave = document.getElementById('preview');
				loadXMLDoc(encodeURI('build.htm?getdata=1&return=preview&' + selectiondata), processReturn);
			}

			return true;
		}
	} else if (req.readyState == 4) {
		window.alert('Error processing your selection.  Please try again.');
		return false;
	}
}

function processSide1(i) {
	// clear out the rest of our form
	document.getElementById('type').style.visibility = "hidden";
	document.getElementById('type').innerHTML = "";
	document.getElementById('trim').style.visibility = "hidden";
	document.getElementById('trim').innerHTML = "";
	document.getElementById('side2').style.visibility = "hidden";
	document.getElementById('side2').innerHTML = "";
	document.getElementById('embroidery').style.visibility = "hidden";
	document.getElementById('embroidery').innerHTML = "";

	// process our side 1 choice
	whereToSave = document.getElementById('sizes');
	preview = 1;
	selectiondata = encodeURI('side1=' + i);
	loadXMLDoc(encodeURI('build.htm?getdata=1&return=sizes&side1=' + i), processReturn);
	whereToSave.style.visibility = 'visible';
}

function processSize(i,size) {
	// clear out the rest of our form
	document.getElementById('trim').style.visibility = "hidden";
	document.getElementById('trim').innerHTML = "";
	document.getElementById('side2').style.visibility = "hidden";
	document.getElementById('side2').innerHTML = "";
	document.getElementById('embroidery').style.visibility = "hidden";
	document.getElementById('embroidery').innerHTML = "";

	lastmode = 'size';
	globali = i;
	globalsize = size;

	// process our size choice
	whereToSave = document.getElementById('type');
	preview = 1;
	selectiondata = encodeURI('side1=' + i + '&size=' + size);
	loadXMLDoc(encodeURI('build.htm?getdata=1&return=type&side1=' + i + '&size=' + size), processReturn);
	whereToSave.style.visibility = 'visible';
}

function processType(i,size,btype) {
	// clear out the rest of our form
	document.getElementById('trim').style.visibility = "hidden";
	document.getElementById('trim').innerHTML = "";
	document.getElementById('side2').style.visibility = "hidden";
	document.getElementById('side2').innerHTML = "";
	document.getElementById('embroidery').style.visibility = "hidden";
	document.getElementById('embroidery').innerHTML = "";

	// process our type choice
	if (btype == 'basic') {
		whereToSave = document.getElementById('side2');
		preview = 1;
		selectiondata = encodeURI('side1=' + i + '&size=' + size + '&type=' + btype);
		loadXMLDoc(encodeURI('build.htm?getdata=1&return=side2&side1=' + i + '&size=' + size + '&type=' + btype), processReturn);
		whereToSave.style.visibility = 'visible';
	} else if (btype == 'deluxe') {
		whereToSave = document.getElementById('trim');
		preview = 1;
		selectiondata = encodeURI('side1=' + i + '&size=' + size + '&type=' + btype);
		loadXMLDoc(encodeURI('build.htm?getdata=1&return=trim&side1=' + i + '&size=' + size + '&type=' + btype), processReturn);
		whereToSave.style.visibility = 'visible';
	}
}

function processTrimId(i,size,btype,trimid) {
	// clear out the rest of our form
	document.getElementById('side2').style.visibility = "hidden";
	document.getElementById('side2').innerHTML = "";
	document.getElementById('embroidery').style.visibility = "hidden";
	document.getElementById('embroidery').innerHTML = "";

	// process our size choice
	whereToSave = document.getElementById('side2');
	preview = 1;
	selectiondata = encodeURI('side1=' + i + '&size=' + size + '&type=' + btype + '&trim=' + trimid);
	loadXMLDoc(encodeURI('build.htm?getdata=1&return=side2&side1=' + i + '&size=' + size + '&type=' + btype + '&trim=' + trimid), processReturn);
	whereToSave.style.visibility = 'visible';
}

function processBack(i,size,btype,trimid,back) {
	// clear out the rest of our form
	document.getElementById('embroidery').style.visibility = "hidden";
	document.getElementById('embroidery').innerHTML = "";

	// process our size choice
	whereToSave = document.getElementById('embroidery');
	preview = 1;
	selectiondata = encodeURI('side1=' + i + '&size=' + size + '&type=' + btype + '&trim=' + trimid + '&back=' + back);
	loadXMLDoc(encodeURI('build.htm?getdata=1&return=embroidery&side1=' + i + '&size=' + size + '&type=' + btype + '&trim=' + trimid + '&back=' + back), processReturn);
	whereToSave.style.visibility = 'visible';
}