var win=null;
function NewWindow(mypage,myname,w,h,pos,infocus,scrollbars)
{
	if(scrollbars=='')
	{
		scrollbars = 'no';
	}

	if(pos == "random")
	{
		myleft = (screen.width) ? Math.floor(Math.random() * (screen.width-w)) : 100;
		mytop = (screen.height) ? Math.floor(Math.random() * ((screen.height-h) - 75)) : 100;
	}

	if(pos == "center")
	{
		myleft = (screen.width) ? (screen.width-w) / 2 : 100;
		mytop = (screen.height) ? (screen.height-h) / 2 : 100;
	}
	else if((pos!='center' && pos!="random") || pos == null)
	{
		myleft = 0;
		mytop = 20
	}
	settings="width=" + w + ",height=" + h + ",top=" + mytop + ",left=" + myleft + ",scrollbars=" + scrollbars + ",location=no,directories=no,status=no,menubar=no,toolbar=no,resizable=no";
	win=window.open(mypage, myname, settings);
	win.focus();
}

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_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 hidediv(pass) {
	var divs = document.getElementsByTagName('div');
		for(i=0;i<divs.length;i++){
			if(divs[i].id.match(pass)){//if they are 'see' divs
				if (document.getElementById) {// DOM3 = IE5, NS6
					divs[i].style.visibility="hidden";// show/hide
					divs[i].style.display="none";
				}
			else
			if (document.layers) // Netscape 4
				document.layers[divs[i]].display = 'hidden';
			else // IE 4
				document.all.hideShow.divs[i].visibility = 'hidden';
		}
	}
}


function showdiv(pass) {
	var divs = document.getElementsByTagName('div');
	for(i=0;i<divs.length;i++){
		if(divs[i].id.match(pass)){
			if (document.getElementById) {
				divs[i].style.visibility="visible";
				divs[i].style.display="block";
			}else
			if (document.layers) // Netscape 4
				document.layers[divs[i]].display = 'visible';
		else // IE 4
			document.all.hideShow.divs[i].visibility = 'visible';
		}
	}
}

function toggle_div(div_id) {
	if(document.s_and_p_form.add_shipping_addr.checked) {
		showdiv(div_id);
	} else {
		hidediv(div_id);
	}
}

function validate_contact_form(obj)
{
	var error = '';
	var counter = '1';

	if(obj.full_name.value == '')
	{
		error += counter + ". Your name is required.\n";
		counter++;
	}
	if(obj.email.value == '')
	{
		error += counter + ". Your email address is required.\n";
		counter++;
	}
	if(obj.message.value == '')
	{
		error += counter + ". Please insert your comment/question.\n";
	}

	if(error)
	{
		alert("The following " + counter + " errors were encountered:\n\n" + error + "\nPleaes correct the errors and try again.");
		return false;
	}
	return true;
}

function emailCheck (emailStr)
{
	var checkTLD=1;
	var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
	var emailPat=/^(.+)@(.+)$/;
	var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";
	var validChars="\[^\\s" + specialChars + "\]";
	var quotedUser="(\"[^\"]*\")";
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
	var atom=validChars + '+';
	var word="(" + atom + "|" + quotedUser + ")";
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
	var matchArray=emailStr.match(emailPat);

	if (matchArray==null)
	{
		alert("Email address seems incorrect (check @ and .'s)");
		return false;
	}
	var user=matchArray[1];
	var domain=matchArray[2];

	for (i=0; i<user.length; i++)
	{
		if (user.charCodeAt(i)>127)
		{
			alert("Ths username contains invalid characters.");
			return false;
	   }
	}

	for (i=0; i<domain.length; i++)
	{
		if (domain.charCodeAt(i)>127)
		{
			alert("Ths domain name contains invalid characters.");
			return false;
	   }
	}

	if (user.match(userPat)==null)
	{
		alert("The username doesn't seem to be valid.");
		return false;
	}

	var IPArray=domain.match(ipDomainPat);
	if (IPArray!=null)
	{
		for (var i=1;i<=4;i++)
		{
			if (IPArray[i]>255)
			{
				alert("Destination IP address is invalid!");
				return false;
			}
		}
		return true;
	}

	var atomPat=new RegExp("^" + atom + "$");
	var domArr=domain.split(".");
	var len=domArr.length;
	for (i=0;i<len;i++)
	{
		if (domArr[i].search(atomPat)==-1)
		{
			alert("The domain name does not seem to be valid.");
			return false;
		}
	}

	if (checkTLD && domArr[domArr.length-1].length!=2 && domArr[domArr.length-1].search(knownDomsPat)==-1)
	{
		alert("The address must end in a well-known domain or two letter " + "country.");
		return false;
	}

	if (len<2)
	{
		alert("This address is missing a hostname!");
		return false;
	}

	return true;
}

function confirm_charge()
{
	var str;

	str = "Your about send your order through our processing center.  Please ";
	str += "be patient as we process your order. \n\n To prevent double charging ";
	str += "DO NOT refresh this page.\n";

	alert(str);
	return true;
}

function validate_shipping(buttonGroup)
{
	var error = 0;

	if (buttonGroup[0])
	{
		for (var i=0; i < buttonGroup.length; i++) {
			if (buttonGroup[i].checked)
			{
				return true;
			}
		}

		error = 1;
	} else {
		if (buttonGroup.checked)
		{
			error = 1;
		}
	}

	if(error)
	{
		alert('Please choose a delivery method.');
		return false;
	}

	return true;
}


function bookmark_us(url, title)
{

	if (window.sidebar) // firefox
	    window.sidebar.addPanel(title, url, "");
	else if(window.opera && window.print){ // opera
	    var elem = document.createElement('a');
	    elem.setAttribute('href',url);
	    elem.setAttribute('title',title);
	    elem.setAttribute('rel','sidebar');
	    elem.click();
	}
	else if(document.all)// ie
	    window.external.AddFavorite(url, title);
}


var zBox,zStep=0,zLink

function doZoom() {
    zStep+=1;zPct=(10-zStep)/10
if (document.layers) {
	zBox.moveTo(toX+zPct*(fromX-toX),toY+zPct*(fromY-toY));
	zBox.document.open();
	zBox.document.write("<table width='"+maxW*(1-zPct)+"' height="+maxH*(1-zPct)+" border=2 cellspacing=0><tr><td></td></tr></table>");
	zBox.document.close();
  }else{
	zBox.style.border="2px solid #999999";
	zBox.style.left=toX+zPct*(fromX-toX);
	zBox.style.top=toY+zPct*(fromY-toY);
	zBox.style.width=maxW*(1-zPct);
	zBox.style.height=maxH*(1-zPct);
	}
zBox.style.visibility="visible";
  if  (zStep < 10) setTimeout("doZoom("+fromX+","+fromY+","+toX+","+toY+")",30);
  else{zBox.style.visibility='hidden';zStep=0;
  if (zLink) {
  var w=window.open(''+ zLink + '','zWindow','width='+maxW+',height='+maxH+',left='+adjX+',top='+adjY+','+ScllBr+',resizable');
  }
 }
}

function Lvl_Zoom(evt,zlink,maxw,maxh,tox,toy,scr) {
  if (arguments.length > 2)
  scrollH=(window.pageYOffset!=null)?window.pageYOffset:document.body.scrollTop;
     maxW=maxw?maxw:window.innerWidth?innerWidth:document.body.clientWidth;
     maxH=maxh?maxh:window.innerHeight?innerHeight:document.body.clientHeight;
      toX=tox?tox:0;
      toY=(toy?toy:0)+scrollH;
    fromX=evt.pageX?evt.pageX:evt.clientX;
    fromY=(evt.pageY?evt.pageY:evt.clientY)+(document.all?scrollH:0);
     adjX=toX+evt.screenX-fromX;
     adjY=toY+evt.screenY-fromY;
 if (document.createElement && document.body.appendChild && !zBox) {
	zBox=document.createElement("div");
	zBox.style.position="absolute";
	document.body.appendChild(zBox);
 }else if (document.all && !zBox) {
	document.all[document.all.length-1].outerHTML+='<div id="zBoxDiv" style="position:absolute"></div>';
	zBox=document.all.zBoxDiv;
 }else if (document.layers && !zBox) {
	zBox=new Layer(maxW);zBox.style=zBox;
 }if (scr == 'y'){ ScllBr = 'scrollbars=yes'}else{ScllBr = 'scrollbars=no'}
    zLink=zlink;
    doZoom();
}