<!--//

// IE5.5+ PNG Alpha Fix v2.0 Alpha: Background Tiling Support
// (c) 2008 Angus Turnbull http://www.twinhelix.com

// This is licensed under the GNU LGPL, version 2.1 or later.
// For details, see: http://creativecommons.org/licenses/LGPL/2.1/

var IEPNGFix = window.IEPNGFix || {};

IEPNGFix.tileBG = function(elm, pngSrc, ready) {
	// Params: A reference to a DOM element, the PNG src file pathname, and a
	// hidden "ready-to-run" passed when called back after image preloading.

	var data = this.data[elm.uniqueID],
		elmW = Math.max(elm.clientWidth, elm.scrollWidth),
		elmH = Math.max(elm.clientHeight, elm.scrollHeight),
		bgX = elm.currentStyle.backgroundPositionX,
		bgY = elm.currentStyle.backgroundPositionY,
		bgR = elm.currentStyle.backgroundRepeat;

	// Cache of DIVs created per element, and image preloader/data.
	if (!data.tiles) {
		data.tiles = {
			elm: elm,
			src: '',
			cache: [],
			img: new Image(),
			old: {}
		};
	}
	var tiles = data.tiles,
		pngW = tiles.img.width,
		pngH = tiles.img.height;

	if (pngSrc) {
		if (!ready && pngSrc != tiles.src) {
			// New image? Preload it with a callback to detect dimensions.
			tiles.img.onload = function() {
				this.onload = null;
				IEPNGFix.tileBG(elm, pngSrc, 1);
			};
			return tiles.img.src = pngSrc;
		}
	} else {
		// No image?
		if (tiles.src) ready = 1;
		pngW = pngH = 0;
	}
	tiles.src = pngSrc;

	if (!ready && elmW == tiles.old.w && elmH == tiles.old.h &&
		bgX == tiles.old.x && bgY == tiles.old.y && bgR == tiles.old.r) {
		return;
	}

	// Convert English and percentage positions to pixels.
	var pos = {
			top: '0%',
			left: '0%',
			center: '50%',
			bottom: '100%',
			right: '100%'
		},
		x,
		y,
		pc;
	x = pos[bgX] || bgX;
	y = pos[bgY] || bgY;
	if (pc = x.match(/(\d+)%/)) {
		x = Math.round((elmW - pngW) * (parseInt(pc[1]) / 100));
	}
	if (pc = y.match(/(\d+)%/)) {
		y = Math.round((elmH - pngH) * (parseInt(pc[1]) / 100));
	}
	x = parseInt(x);
	y = parseInt(y);

	// Handle backgroundRepeat.
	var repeatX = { 'repeat': 1, 'repeat-x': 1 }[bgR],
		repeatY = { 'repeat': 1, 'repeat-y': 1 }[bgR];
	if (repeatX) {
		x %= pngW;
		if (x > 0) x -= pngW;
	}
	if (repeatY) {
		y %= pngH;
		if (y > 0) y -= pngH;
	}

	// Go!
	this.hook.enabled = 0;
	if (!({ relative: 1, absolute: 1 }[elm.currentStyle.position])) {
		elm.style.position = 'relative';
	}
	var count = 0,
		xPos,
		maxX = repeatX ? elmW : x + 0.1,
		yPos,
		maxY = repeatY ? elmH : y + 0.1,
		d,
		s,
		isNew;
	if (pngW && pngH) {
		for (xPos = x; xPos < maxX; xPos += pngW) {
			for (yPos = y; yPos < maxY; yPos += pngH) {
				isNew = 0;
				if (!tiles.cache[count]) {
					tiles.cache[count] = document.createElement('div');
					isNew = 1;
				}
				var clipR = (xPos + pngW > elmW ? elmW - xPos : pngW),
					clipB = (yPos + pngH > elmH ? elmH - yPos : pngH);
				d = tiles.cache[count];
				s = d.style;
				s.behavior = 'none';
				s.left = xPos + 'px';
				s.top = yPos + 'px';
				s.width = clipR + 'px';
				s.height = clipB + 'px';
				s.clip = 'rect(' +
					(yPos < 0 ? 0 - yPos : 0) + 'px,' +
					clipR + 'px,' +
					clipB + 'px,' +
					(xPos < 0 ? 0 - xPos : 0) + 'px)';
				s.display = 'block';
				if (isNew) {
					s.position = 'absolute';
					s.zIndex = -999;
					if (elm.firstChild) {
						elm.insertBefore(d, elm.firstChild);
					} else {
						elm.appendChild(d);
					}
				}
				this.fix(d, pngSrc, 0);
				count++;
			}
		}
	}
	while (count < tiles.cache.length) {
		this.fix(tiles.cache[count], '', 0);
		tiles.cache[count++].style.display = 'none';
	}

	this.hook.enabled = 1;

	// Cache so updates are infrequent.
	tiles.old = {
		w: elmW,
		h: elmH,
		x: bgX,
		y: bgY,
		r: bgR
	};
};


IEPNGFix.update = function() {
	// Update all PNG backgrounds.
	for (var i in IEPNGFix.data) {
		var t = IEPNGFix.data[i].tiles;
		if (t && t.elm && t.src) {
			IEPNGFix.tileBG(t.elm, t.src);
		}
	}
};
IEPNGFix.update.timer = 0;

if (window.attachEvent && !window.opera) {
	window.attachEvent('onresize', function() {
		clearTimeout(IEPNGFix.update.timer);
		IEPNGFix.update.timer = setTimeout(IEPNGFix.update, 100);
	});
}

// end of transparency position support code //

var async = true;

function loadDoc(url, postdata, cb_func) {
	var req;
	req = false;
    if (window.XMLHttpRequest) {
    	try { req = new XMLHttpRequest(); } catch(e) { req = false; }
    } else if (window.ActiveXObject) {
       	try { req = new ActiveXObject("Msxml2.XMLHTTP"); } 
		catch(e) { 
			try { req = new ActiveXObject("Microsoft.XMLHTTP"); }
			catch(e) { req = false; }
		}
    }
	if(req) {
		req.open("POST", url, async);
		req.onreadystatechange = function() { 
			if (req.readyState == 4 && req.status == 200 && cb_func != "") {
				eval("cb_"+cb_func+"(req.responseText);");
			}
		}
		req.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');
		req.send(postdata);
	}
}

function selectAll (frm, item) {
	var e = frm.elements;
	var re = new RegExp("^"+item);
	for (i=0;i<e.length;i++) {
		if (e[i].id != '' && e[i].id.match(re)) {
			e[i].checked = true;
		}
	}
}

function cb_updatePrice (txt) {
	var result = txt.split("||");
	document.getElementById("product_price").innerHTML = result[0];
	document.getElementById("list_price").innerHTML = result[1];
}

function cb_getResult (txt) {
	document.getElementById("message").innerHTML = txt;
	
}

function clearMessages () {
	document.getElementById("message").innerHTML = '';
}

function updatePrice (frm, url) {
	var e = frm.elements;
	var opts = [];
	var post;
	for (i=0; i<e.length; i++) {
		if (e[i].type == 'select-one') {
			opts.push(e[i].name+"="+e[i].value);
		}
		if ((e[i].type == 'radio' || e[i].type == 'checkbox') && e[i].checked) {
			opts.push(e[i].name+"="+e[i].value);
		}
	}
	post = opts.join("&");
	loadDoc(url, post, 'updatePrice');
}

function ajaxPost (frm, url) {
	var e = frm.elements;
	var data = [];
	var post;
	for (i=0; i<e.length; i++) {
		if ((e[i].type == 'checkbox' && e[i].checked) || e[i].type != 'checkbox') {
			data.push(e[i].name+"="+e[i].value);
		}
	}
	post = data.join("&");
	loadDoc(url, post, 'getResult');
}

function toggle_country (value, type) {
	if (value != "CA" && value != "US") {
		document.getElementById(type+'_other').style.display = 'inline';
		document.getElementById(type+'_state').style.display = 'none';
	} else {
		document.getElementById(type+'_other').style.display = 'none';
		document.getElementById(type+'_state').style.display = 'inline';
	}
}

function bill_to_ship (form) {
	if (form.elements['userinfo[same]'].checked) {
		form.elements['userinfo[ship_first_name]'].value		= form.elements['userinfo[bill_first_name]'].value;
		form.elements['userinfo[ship_last_name]'].value			= form.elements['userinfo[bill_last_name]'].value;
		form.elements['userinfo[ship_company_name]'].value		= form.elements['userinfo[bill_company_name]'].value;
		form.elements['userinfo[ship_address1]'].value			= form.elements['userinfo[bill_address1]'].value;
		form.elements['userinfo[ship_address2]'].value			= form.elements['userinfo[bill_address2]'].value;
		form.elements['userinfo[ship_city]'].value				= form.elements['userinfo[bill_city]'].value;
		form.elements['userinfo[ship_state]'].selectedIndex		= form.elements['userinfo[bill_state]'].selectedIndex;
		form.elements['userinfo[ship_other]'].value				= form.elements['userinfo[bill_other]'].value;
		form.elements['userinfo[ship_zip]'].value				= form.elements['userinfo[bill_zip]'].value;
		form.elements['userinfo[ship_country]'].selectedIndex	= form.elements['userinfo[bill_country]'].selectedIndex;
		toggle_country(form.elements['userinfo[ship_country]'].value, 'ship');
	}
}

function popupImage (url) {
	 window.open('/index.php?l=product_images&'+url,'popupImage','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes,copyhistory=no,width=100,height=100,screenX=150,screenY=150,top=150,left=150');
}

function toggle_div (fname) {
	if (document.getElementById(fname).style.display == 'block')
		document.getElementById(fname).style.display = 'none';
	else 
		document.getElementById(fname).style.display = 'block';
}

function check_payment (url) {
	var e = document.forms['payment'].elements;
	var data = [];
	var post;
	for (i=0; i<e.length; i++) data.push(e[i].name+"="+e[i].value);
	post = data.join("&");
	loadDoc(url, post, 'payResult');
}

function rowVisibility (strVisibility, intRowIndex) {
	if (navigator.product == "Gecko" && navigator.productSub && navigator.productSub > "20041010" && (navigator.userAgent.indexOf("rv:1.8") != -1 || navigator.userAgent.indexOf("rv:1.9") != -1)) {
		document.getElementById("cc_table").rows[intRowIndex].style.visibility = strVisibility;
	} else if (strVisibility == "visible") {
		if(document.all && document.compatMode && document.compatMode == "CSS1Compat" && !window.opera) {
			document.getElementById("cc_table").rows[intRowIndex].style.display = "block";
		} else if (document.getElementById && document.getElementById("cc_table").rows) {
			document.getElementById("cc_table").rows[intRowIndex].style.display = "table-row";
		}
	} else if (strVisibility == "collapse") {
		document.getElementById("cc_table").rows[intRowIndex].style.display = "none";
	}
}


function cb_revResult (txt) {
	eval(txt);
}

function cb_payResult (txt) {
	if (txt != "ok") {
		document.getElementById("message").innerHTML = txt;
	} else {
		document.forms['payment'].submit();
	}
}


function cc_type (val) {
	if (val == 'Solo' || val == 'Switch') {
		rowVisibility('visible', 5);
		rowVisibility('visible', 6);
	} else {
		rowVisibility('collapse', 5);
		rowVisibility('collapse', 6);
	}
}

function clearMessages () {
	document.getElementById("message").innerHTML = '';
}

function updatePrice (frm, url) {
	var e = frm.elements;
	var opts = [];
	var post;
	for (i=0; i<e.length; i++) {
		if (e[i].type == 'select-one') {
			opts.push(e[i].name+"="+e[i].value);
		}
		if ((e[i].type == 'radio' || e[i].type == 'checkbox') && e[i].checked) {
			opts.push(e[i].name+"="+e[i].value);
		}
	}
	post = opts.join("&");
	loadDoc(url, post, 'updatePrice');
}

function check_payment (url) {
	var e = document.forms['payment'].elements;
	var data = [];
	var post;
	for (i=0; i<e.length; i++) data.push(e[i].name+"="+e[i].value);
	post = data.join("&");
	loadDoc(url, post, 'payResult');
}

function edit_event (id) {
	loadDoc('index.php?l=edit_registry', 'id='+id, 'revResult');
}

function hold_order () {
	loadDoc('checkout.php?l=hold_order', '', 'revResult');
}

function ajaxPost (frm, url, result) {
	if (!result) result = 'getResult';
	var e = frm.elements;
	var data = [];
	var post;
	for (i=0; i<e.length; i++) {
		if ((e[i].type == 'checkbox' && e[i].checked) || e[i].type != 'checkbox') {
			data.push(e[i].name+"="+e[i].value);
		}
	}
	post = data.join("&");
	loadDoc(url, post, result);
}

function pause (form_name, perform) {
	form = document.forms[form_name];
	ajaxPost(form, 'index.php?l=loading', 'revResult');
	setTimeout("ajaxPost(form, '"+perform+"', 'revResult')", 2000);
}


function reset_forms (items, form) {
	for (x in items) {
		var titem = items[x];
		var fitem = document.forms[form].elements[titem];
		if (fitem.selectedIndex != null)
			fitem.selectedIndex = 0;
		else
			fitem.value = '';
	}
}


function reload_image (prefix, num) {
	var stamp = getstamp();
	document.images['verify_image'+num].src = prefix+'include/classes/class.iverify.php?'+stamp;
	if (bName == "MSIE" && bVer == 6) {
		alert('Image Reloaded Successfully!');
	}
}


//-->