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) { //v4.0
  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 && document.getElementById) x=document.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 createRequestObject() {
    var ro;
    var browser = navigator.appName;
    if(browser == "Microsoft Internet Explorer"){
        ro = new ActiveXObject("Microsoft.XMLHTTP");
    } else {
        ro = new XMLHttpRequest();
    }
    return ro;
}

var http = createRequestObject();

function sndReqModel(action) {
	var user = document.getElementById('username').value;
    http.open('get', 'check_valid_user.php?u='+user);
    http.onreadystatechange = handleResponse;
    http.send(null);
}


function handleResponse() {
    if(http.readyState == 4){
        var response = http.responseText;
        var update = new Array();
        if(response.indexOf('|' != -1)) {
            update = response.split('|');
			var pass = update[0];
			if (pass == 1) {
				var return_s = '<div class="Success"><b>That Member ID is available!</b></div>';
			} else {
				var return_s = '<div class="Error">Sorry, that Member ID is taken.</div>';
			}
            document.getElementById('responseDis').innerHTML = return_s;
        }
    }
}


function showIt(div){
    if (document.getElementById) {  // for Netscape
      myDiv = document.getElementById(div);
         myDiv.style.display = 'block';
    }

    if (document.all) {     // for IE
      eval("myDiv = "+div+";");
         myDiv.style.display = 'block';
    }
}

function hideIt(div){
     if (document.getElementById) {  // for Netscape
       myDiv = document.getElementById(div);
          myDiv.style.display = 'none';
     }

     if (document.all) {     // for IE
       eval("myDiv = "+div+";");
          myDiv.style.display = 'none';
     }
}

function popUp(URL,heightx,widthx) {
        window.open(URL,'popup','toolbar=0,scrollbars=1,location=0,statusbar=1,menubar=0,resizable=1,width='+widthx+',height='+heightx+',left = 150,top = 50');
}

function pasteShipping(name,address1,address2,city,state_id,zip_code) {
	document.getElementById('name').value = name;
	document.getElementById('address1').value = address1;
	document.getElementById('address2').value = address2;
	document.getElementById('city').value = city;
	document.getElementById('state_id').selectedIndex = state_id;
	document.getElementById('zip_code').value = zip_code;
}

function isPromo() {
	
	if (document.getElementById('account_type').value == 99) {
		showIt('coupon_code');
	} else {
		hideIt('coupon_code');
	}
}