function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

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 MM_changeProp(objName,x,theProp,theValue) { //v6.0
	var obj = MM_findObj(objName);
	if (obj && (theProp.indexOf("style.")==-1 || obj.style)){
		if (theValue == true || theValue == false)
			eval("obj."+theProp+"="+theValue);
		else eval("obj."+theProp+"='"+theValue+"'");
	}
}

function check_terms()
{
	var agree = $("agree");
	if (!agree.checked) {
		alert("You must accest the terms of service!");
		return false;
	} else {
		return true;
	}
}


function setStatus(value, element)
{
	var ele = document.getElementById(element);
	ele.disabled = !value;
	if (value) {
		ele.className = "text";
	} else {
		ele.className = "text_disabled";
	}
}

var total_orig;

function compute_tax(combo)
{
	if (isNaN(total_orig)) {
		total_orig = parseFloat(document.getElementById("total").innerHTML);
	}
	var item = combo.options[combo.selectedIndex].value;
	var total = document.getElementById("total");
	var tax = document.getElementById("tax");
	if (item == "Kansas") {
		// Sales tax needed...
		var new_tax = total_orig*0.07525;
		var new_total = new_tax + total_orig;
		
		total.innerHTML = new_total.toFixed(2);
		tax.innerHTML = new_tax.toFixed(2);
	} else {
		total.innerHTML = total_orig.toFixed(2);
		tax.innerHTML = "0.00";
	}
}

function check_one(group, id)
{
	var i = 0;
	do {
		var tmp = document.getElementById(group + "_" + i);
		if (null != tmp) {
			tmp.checked = false;
		}
		i++;
	} while (null != tmp);
	var tmp = document.getElementById(group + "_" + id);
	tmp.checked = true;
}

function option_submit_form(form_name, select)
{
	var item = select.options[select.selectedIndex].value;
	var form = document.getElementById(form_name);
	form.action = form.action + "/" + item;
	form.submit();
}

function search_for(form)
{
	var search_text = document.getElementById("search_text_box");
	form.action = form.action + "/" + search_text.value.replace(" ","/");
	form.submit();
	return true;
}

function check_cart(form)
{
	var one_filled_out = false;
	for (i=0; i<form.elements.length; i++) {
		if (form.elements[i].id != "") {
			if (!form.elements[i].disabled && form.elements[i].value == "") {
				alert("Please enter a value for the enabled items...");
				return false;
			} else if (!form.elements[i].disabled) {
				one_filled_out = true;
			}
		}
	}
	
	if (!one_filled_out) {
		alert("Please select an item to add to the cart...");
		return false;
	}
	return true;
}

function add_to_order(prod_id)
{
	// Enable the correct box
	var box = document.getElementById(prod_id);
	var div = document.getElementById(prod_id + "_div");
	if (box.disabled) {
		box.disabled = false;
		div.className = "selectorBox_checkOn";
	} else {
		box.disabled = true;
		div.className = "selectorBox_checkOff";
	}
}

function measure_window(box, id)
{
	// Find width / height boxes
	var width = document.getElementById(id + "_Width");
	var height = document.getElementById(id + "_Height");
	if (box.checked) {
		width.disabled = false;
		height.disabled = false;
	} else {
		width.disabled = true;
		height.disabled = true;
	}
}

function copy_billing(checkbox)
{
	var fields = new Array("name", "address1","address2","city","zip");
	if (checkbox.checked) {
		for (var i=0; i<fields.length; i++) {
			document.getElementById("s_"+ fields[i] +"").value = document.getElementById("b_"+ fields[i] +"").value;
		}
		document.getElementById("s_state").selectedIndex = document.getElementById("b_state").selectedIndex;
	} else {
		for (var i=0; i<fields.length; i++) {
			document.getElementById("s_"+ fields[i] +"").value = "";
		}
		document.getElementById("s_state").selectedIndex = 0;
	}
}