browser_version= parseInt(navigator.appVersion);
browser_type = navigator.appName;
var ISBN = phsn_ISBNID;
if((navigator.appVersion.indexOf("Mac")!= -1)){
      if (browser_type == "Microsoft Internet Explorer" && (browser_version >= 4)) 
      {
        document.write("<link rel='stylesheet' href='../css/macie.css' type='text/css'>");
      } 
      else if (browser_type == "Netscape" && (browser_version >= 4)) 
      {
        document.write("<link rel='stylesheet' href='../css/macns.css' type='text/css'>");
      }
}
else{
      if (browser_type == "Microsoft Internet Explorer" && (browser_version >= 4)) 
      {
        document.write("<link rel='stylesheet' href='../css/winie.css' type='text/css'>");
      } 
      else if (browser_type == "Netscape" && (browser_version >= 4)) 
      {

        document.write("<link rel='stylesheet' href='../css/winns.css' type='text/css'>");
      }
	   else
      {
        document.write("<link rel='stylesheet' href='../css/winie.css' type='text/css'>");
      }
	  
}
//document.write("<script language='Javascript1.2' type='text/javascript' src='/iText/javascript/hsps/frames_body_array.js'></script>");
//document.write("<script language='Javascript1.2' type='text/javascript' src='/iText/javascript/hsps/mmenu.js'></script>");

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 writeShockwaveDirection()
{
document.write(writeShockWave());
}

function writeShockWave(){
	if (navigator.appVersion.indexOf("Win") > 0) OS = "Windows";
	if (navigator.appVersion.indexOf("Mac") > 0) OS = "MacOS";
	if (OS == "Windows") 
		return("<p align='left'><b>Click in the box using the right mouse button then select 'Zoom In' or 'Zoom Out' from the menu.</b></p>");
	if (OS == "MacOS") 
		return("<p align='left'><b>Click and hold in the box, when a menu appears, select 'Zoom In' or 'Zoom Out'.</b></p>");
	if (OS != "Windows" && OS != "MacOS")
	{
	return("<p align='left'><b>Click in the box using the right mouse button then select 'Zoom In' or 'Zoom Out' from the menu.</b></p>");
	return("<p align='left'><b>Click and hold in the box, when a menu appears, select 'Zoom In' or 'Zoom Out'.</b></p>");
	}
}

function MM_openBrWindow(theURL,winName,features) {
	if (document.forms["navigation"].printform.value == "0")
		window.open(theURL,winName,features);
}

function openCrossReference(theURL)
{
	if (document.forms["navigation"].printform.value == "0")
		window.open(theURL,'_self');

}

function openGlossary(theword,theISBN){
	var url = '../bm/'+theword+'.html';
	if (document.forms["navigation"].printform.value == "0")
		window.open(url,'glossary','width=500,height=150');

}

function openAppendix(theword,theISBN){
	var url = '../bm/'+theword+'.html';
	if (document.forms["navigation"].printform.value == "0")
		window.open(url,'Appendix','width=500,height=500');
}
function openGlossaryDM(theword,theISBN){
	var url = '../bm/'+theword+'.html';
	if (!document.forms["navigation"])
		window.open(url,'glossary','width=500,height=150');
}
function openGlossaryFrame(letter){
	parent.lowerFrame.location.href = letter+ ".html";
}
function openPrintWindow(theURL){
	if (document.forms["navigation"].printform.value == "0")
		window.open(theURL,'print','width=635,height=600,scrollbars=yes,status=yes');
}

function PrivacyNewWindow(url,winwidth,winheight){
	if (document.forms["navigation"].printform.value == "0")
		window.open(url,'Preview','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars,copyhistory=no,width='+winwidth+',height='+winheight)
}

function opencheckpoint(theURL){
	var turl = theURL + ".html";
	if (document.forms["navigation"].printform.value == "0")
		window.open(turl,'checkpoint','width=400,height=400,scrollbars=yes');
}

function openassessmnetlinks(theURL){
	var turl = theURL + ".html";
	if (document.forms["navigation"].printform.value == "0")
		window.open(turl,'ChapterAssessment','width=400,height=400,scrollbars=yes,resizable=yes,status=yes');

}

function openLabAudio(theIcon,theISBN){
	var url = '../bm/'+theIcon+'.html';
	if (document.forms["navigation"].printform.value == "0")
		if(theIcon=='probe_wear_icon'){
			window.open(url,'labsafety','width=600,height=600,scrollbars=yes,resizable=yes,status=yes');
		}
		else{window.open(url,'labsafety','width=600,height=150,scrollbars=yes,resizable=yes,status=yes');}
}


function openProbewareIcon(theIcon,theISBN){
	var url = '../bm/'+theIcon+'.html';
	if (document.forms["navigation"].printform.value == "0")
		window.open(url,'labsafety','width=500,height=300,scrollbars=yes,resizable=yes,status=yes');
}


function openPDF(theFile, theISBN){
	theURL = "/ebook/products/" + theISBN + "/" + theFile;
	if (document.forms["navigation"].printform.value == "0")
		window.open(theURL,"pdf",'width=400,height=400,scrollbars=yes,resizable=yes,titlebar=yes');
}

function openReportURL(theLink){
	if (document.forms["navigation"].printform.value == "0")
	wURL = window.open(theLink,"URL","toolbar=no,scrollbars,location=no,directories=no,resizable=1,status=no,menubar=no,copyhistory=no,width=580,height=580");
	wURL.focus();
}

function openURL(theLink){
	if (document.forms["navigation"].printform.value == "0")
	window.open("http://" + theLink,'URL','toolbar=yes,location=no,directories=no,status=no,menubar=yes,scrollbars,copyhistory=no');
}



var imgSelectedKK	= "blank";
var tryagain		= false;
function gradeCheckpoint(isbn){
    var cPath = "/ebook/products/"+isbn+"/";
	var tick_tick			= new Image(); tick_tick.src		= cPath + "checkmark.gif";
	var tick_cross			= new Image(); tick_cross.src		= cPath + "xmark.gif";
	var tick_blank			= new Image(); tick_blank.src		= cPath + "onebyone.gif";
	var try_again			= new Image(); try_again.src		= cPath + "sb07007.gif";
	var close_window		= new Image(); close_window.src		= cPath + "sb07006.gif";
	var check_answers		= new Image(); check_answers.src	= cPath + "sb09073.gif";
	var check_answer		= new Image(); check_answer.src		= cPath + "sb09071.gif";
	var popCloseWindow		= new Image(); popCloseWindow.src	= cPath + "sb07006.gif";
	var checkAnswer			= new Image(); checkAnswer.src		= cPath + "sb09071.gif";
	var f = document.forms['checkpoint'];
	var b = false;
	var s = 0;
	for (i=0;i<f.rAnswer.length ; i++){
		if (f.rAnswer[i].checked){
			if(tryagain) f.rAnswer[i].checked = false;
			b = true;
			s = i;
			break;
		}
	}
	var multipleImgName = "img" + i;
	if (imgSelectedKK != "blank" || tryagain)
		document[imgSelectedKK].src = eval("tick_blank.src");

	if(tryagain){
		document["imgGrade"].src = eval("checkAnswer.src");
		tryagain = false;
	}
    else if (b){
		if (f.rAnswer[s].value == 'correct'){
			document[multipleImgName].src = eval("tick_tick.src");
			document["imgGrade"].src = eval("popCloseWindow.src");
			document.links[0].href="javascript:window.close()";
			imgSelectedKK = multipleImgName;
		}
		else if (f.rAnswer[s].value == 'incorrect'){
			document[multipleImgName].src = eval("tick_cross.src");
			document["imgGrade"].src = eval("try_again.src");
			document.links[0].href="javascript:gradeCheckpoint('" + isbn + "')";
			imgSelectedKK = multipleImgName;
			tryagain = true;
		}
	}
	else alert("Please select an answer.");
}