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_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_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

function Submit_getCateogry (){
	list = document.bestsellerform.listcategory;
	location.href="getBooksForCategory.do?categoryId="+list.options[list.selectedIndex].value;
}


function Submit_getPrice (isbn){
	list = document.shippingform.destinationKey;
	if(!document.shippingform.checkboxshipping.checked){
		if(document.shippingform.checkboxnew.checked){
			location.href="compare.do?fromPrice=true&showNew=true&st=noSt&searchType=compare&inputData="+isbn;
		}
		else{
			location.href="compare.do?fromPrice=true&st=noSt&searchType=compare&inputData="+isbn;
		}
	}
	else{
		if(document.shippingform.checkboxnew.checked){
			location.href="compare.do?fromPrice=true&showNew=true&searchType=compare&inputData="+isbn+"&st="+list.options[list.selectedIndex].value;
		}
		else{
			location.href="compare.do?fromPrice=true&searchType=compare&inputData="+isbn+"&st="+list.options[list.selectedIndex].value;
		}
	}
}

function Submit_getBasketPrice (){
	
	list = document.shippingform.destinationKey;
	url = "";
	document.shippingform.fp.value = 'true';
	if(!document.shippingform.checkboxshipping.checked){
		document.shippingform.st.value = 'noSt';
		if(document.shippingform.checkboxnew.checked){
			document.shippingform.showNew.value = 'true';
		}
		else{
			document.shippingform.showNew.value = 'false';
		}
	}
	else{
		document.shippingform.st.value = list.options[list.selectedIndex].value;
		if(document.shippingform.checkboxnew.checked){
			document.shippingform.showNew.value = 'true';		
		}
		else{
			document.shippingform.showNew.value = 'false';
		}
	}
	document.shippingform.submit();
}

function getDetails(isbn){
	var url = 'details.do?isbn=' + isbn;
    if (window.XMLHttpRequest) {
        req = new XMLHttpRequest();
    } else if (window.ActiveXObject) {
        req = new ActiveXObject("Microsoft.XMLHTTP");
    }
    req.onreadystatechange = processRequestDetails;
    req.open("GET", url, true);
    req.send(null);
}

function getReviews(isbn){
	var url = 'details.do?r=t&isbn=' + isbn;
    if (window.XMLHttpRequest) {
        req = new XMLHttpRequest();
    } else if (window.ActiveXObject) {
        req = new ActiveXObject("Microsoft.XMLHTTP");
    }
    req.onreadystatechange = processRequestReviews;
    req.open("GET", url, true);
    req.send(null);
}

function processRequestDetails() {
    if (req.readyState == 4) {
        if (req.status == 200) {
          parseMessagesDetails();
        } else {
  alert ( "Not able to retrieve description" );
        }
    }
}

function processRequestReviews() {
    if (req.readyState == 4) {
        if (req.status == 200) {
          parseMessagesReviews();
        } else {
  alert ( "Not able to retrieve description" );
        }
    }
}

function parseMessagesDetails() {
	return overlib(req.responseText, CENTERPOPUP, STICKY, 'Details',WIDTH, 800, HEIGHT, 400, HAUTO, VAUTO, CLOSECLICK, CLOSECOLOR,'#FFFFFF', FGCOLOR, '#E7E7E2',BGCOLOR,'#9EC2CB',CAPTION, 'Details', TEXTSIZE, '12px');
}

function parseMessagesReviews() {
	return overlib(req.responseText, CENTERPOPUP, STICKY, 'Details',WIDTH, 800,  HEIGHT, 400,HAUTO, VAUTO, CLOSECLICK,CLOSECOLOR,'#FFFFFF', FGCOLOR, '#E7E7E2',BGCOLOR,'#9EC2CB',CAPTION, 'Reviews', TEXTSIZE, '12px');
}