/*
* Class designed to hold client browser version.
*/
function BrowserObj(){
	var name = navigator.appName.toLowerCase();
	var info = navigator.appVersion.toLowerCase();
	var ver = parseInt(info);
	this.ns = (name.indexOf('netscape')!=-1) ? true : false;
	this.ie = (name.indexOf('microsoft internet explorer')!=-1) ? true : false;
	this.ns4 = (this.ns && parseInt(ver)==4) ? true : false;
	this.ns5 = (this.ns && parseInt(ver)==5) ? true : false;
	this.ie4 = (this.ie && info.indexOf('msie 4')!=-1) ? true : false;
	this.ie5 = (this.ie && info.indexOf('msie 5')!=-1) ? true : false;
	this.ie6 = (this.ie && info.indexOf('msie 6')!=-1) ? true : false;
	this.min = (ver>=4) ? true : false;
}
var browser = new BrowserObj();

/*
* Class designed to hold client platform version.
*/
function PlatformObj() {
	var info = navigator.appVersion.toLowerCase();
	this.win = (info.indexOf('windows')!=-1) ? true : false;
	this.mac = (info.indexOf('macintosh')!=-1) ? true : false;
}
var platform = new PlatformObj();

/*
* Function to return reference to page element.
* @strID - string value for the  id of the element.
*/
function getElmtRef(strID) {
	if (document.getElementById) {
		return document.getElementById(strID);
	} else if (document.all) {
		return document.all[strID];
	}
}

/*
* Function to cache images.
* If different directories or image types are needed, call the function multiple times.
* To caching rollover images, filename arguments must include the letter "B" at the end of the string.
* @strDir : relative or absolute path to directory with images
* @strExt : "gif" or "jpg"
* @arguments : remaining arguments are filenames of the images, excluding the "_off" and "_on"
*/
function cacheImages(strDir, strExt) {
	if (arguments.length < 3) return;
	for (var i=2; i<arguments.length; i++) {
		var n = arguments[i];
		if (n == undefined) {
			break;
		}
		if (n != undefined && n.charAt(n.length-1)=='B') {
			eval(n + "_off =  new Image");
			eval(n + "_off.src = \'" + strDir + n + "_off." + strExt + "\'");
			eval(n + "_on =  new Image");
			eval(n + "_on.src = \'" + strDir + n + "_on." + strExt + "\'");
		} else {
			eval(n + " = new Image");
			var imgName = n.toString();
			if (imgName.substring(0,4) == 'img_') {
				imgName = imgName.substring(4);
			}
			eval(n + ".src = \'"+ strDir + imgName + "." + strExt + "\'");
		}
	}
}

/*
* Function to open a new browser window.  Accepts the following parameters:
* @url : string of the url to request
* @name : the name to be associated with the new window
* @width : the width of the new window
* @height : the height of the new window
* @options : a string of the options to include in the new window
*/
function openWindow(url, name, width, height, options) {
	if (!name) name = "_default";
	if (!width) width = 640;
	if (!height) height = 420;
	if (!options) options = "scrollbars=yes,menubar=yes,toolbar=yes,location=yes,status=yes,resizable=yes";
	var newWin = window.open( url, name, "width=" + width + ",height=" + height + "," + options );
	newWin.focus();
}

var priNavDefault = 'priJewelry';
var priNavActive = '';
var priNavIDs = new Array('priRings','priLeo','priDiamond','priGold','priJewelry','priWatches');

/*
* Function to handle rollovers of primary nav buttons.
*/
function onPrimaryNavBtn(strID) {
	// Hide active primary nav
	if (priNavActive != '') {
		setPrimaryNavBtnOff(priNavActive);
		setPrimarySubNavBtnOff(priNavActive);
	}

	// Hide divider if primary nav is last or second to last
	if ((strID == priNavIDs[priNavIDs.length-1]) || (strID == priNavIDs[priNavIDs.length-2])) {
		getElmtRef('priDivider').style.backgroundColor = "transparent";
	} else {
		getElmtRef('priDivider').style.backgroundColor = "#FFFFFF";
	}

	// Set active nav
	priNavActive = strID;

	// Show new primary nav
	setPrimaryNavBtnOn(priNavActive);
	setPrimarySubNavBtnOn(priNavActive);
}

function setPrimaryNavBtnOn(strID) {
	getElmtRef(strID + 'Link').style.color = "#666666";
	getElmtRef(strID).style.backgroundColor = "#FFFFFF";
}

function setPrimaryNavBtnOff(strID) {
	getElmtRef(strID + 'Link').style.color = "#FFFFFF";
	getElmtRef(strID).style.backgroundColor = "transparent";
}

function setPrimarySubNavBtnOn(strID) {
	getElmtRef(strID + 'Sub').style.display = "inline";
}

function setPrimarySubNavBtnOff(strID) {
	getElmtRef(strID + 'Sub').style.display = "none";
}


window.onload = function() {
	//if (document.globalSearchForm.elements["searchText"] != null) {
	if (getElmtRef("globalSearchText") != null) {
		getElmtRef("globalSearchText").onfocus = function() {
			//getElmtRef("globalSearchText").select();
			if (getElmtRef("globalSearchText").value == 'Search'){
				getElmtRef("globalSearchText").value = '';
			}
		}
		
		getElmtRef("globalSearchText").onblur = function() {
			if (getElmtRef("globalSearchText").value == ''){
				getElmtRef("globalSearchText").value = 'Search';
			}
		}
	}
}

/*
* Function to check whether the field array values are selected or not.
*/
function checkFieldArrayEmpty(field)
{
	for (i = 0; i < field.length; i++)
	{
		 if(field[i].checked == true)
		 return true;
	}
		alert("Pick at least one choice");
		return false;
}

//v1.0
//Copyright 2006 Adobe Systems, Inc. All rights reserved.
function AC_AddExtension(src, ext)
{
  if (src.indexOf('?') != -1)
    return src.replace(/\?/, ext+'?'); 
  else
    return src + ext;
}

function AC_Generateobj(objAttrs, params, embedAttrs) 
{ 
  var str = '<object ';
  for (var i in objAttrs)
    str += i + '="' + objAttrs[i] + '" ';
  str += '>';
  for (var i in params)
    str += '<param name="' + i + '" value="' + params[i] + '" /> ';
  str += '<embed ';
  for (var i in embedAttrs)
    str += i + '="' + embedAttrs[i] + '" ';
  str += ' ></embed></object>';

  document.write(str);
}

/*
* Function to embed flash in Internet Explorer 7.0.
*/

function AC_FL_RunContent(){
  var ret = 
    AC_GetArgs
    (  arguments, ".swf", "movie", "clsid:d27cdb6e-ae6d-11cf-96b8-444553540000"
     , "application/x-shockwave-flash"
    );
  AC_Generateobj(ret.objAttrs, ret.params, ret.embedAttrs);
}

function AC_SW_RunContent(){
  var ret = 
    AC_GetArgs
    (  arguments, ".dcr", "src", "clsid:166B1BCA-3F9C-11CF-8075-444553540000"
     , null
    );
  AC_Generateobj(ret.objAttrs, ret.params, ret.embedAttrs);
}

function AC_GetArgs(args, ext, srcParamName, classid, mimeType){
  var ret = new Object();
  ret.embedAttrs = new Object();
  ret.params = new Object();
  ret.objAttrs = new Object();
  for (var i=0; i < args.length; i=i+2){
    var currArg = args[i].toLowerCase();    

    switch (currArg){	
      case "classid":
        break;
      case "pluginspage":
        ret.embedAttrs[args[i]] = args[i+1];
        break;
      case "src":
      case "movie":	
        args[i+1] = AC_AddExtension(args[i+1], ext);
        ret.embedAttrs["src"] = args[i+1];
        ret.params[srcParamName] = args[i+1];
        break;
      case "onafterupdate":
      case "onbeforeupdate":
      case "onblur":
      case "oncellchange":
      case "onclick":
      case "ondblClick":
      case "ondrag":
      case "ondragend":
      case "ondragenter":
      case "ondragleave":
      case "ondragover":
      case "ondrop":
      case "onfinish":
      case "onfocus":
      case "onhelp":
      case "onmousedown":
      case "onmouseup":
      case "onmouseover":
      case "onmousemove":
      case "onmouseout":
      case "onkeypress":
      case "onkeydown":
      case "onkeyup":
      case "onload":
      case "onlosecapture":
      case "onpropertychange":
      case "onreadystatechange":
      case "onrowsdelete":
      case "onrowenter":
      case "onrowexit":
      case "onrowsinserted":
      case "onstart":
      case "onscroll":
      case "onbeforeeditfocus":
      case "onactivate":
      case "onbeforedeactivate":
      case "ondeactivate":
      case "type":
      case "codebase":
        ret.objAttrs[args[i]] = args[i+1];
        break;
      case "width":
      case "height":
      case "align":
      case "vspace": 
      case "hspace":
      case "class":
      case "title":
      case "accesskey":
      case "name":
      case "id":
      case "tabindex":
        ret.embedAttrs[args[i]] = ret.objAttrs[args[i]] = args[i+1];
        break;
      default:
        ret.embedAttrs[args[i]] = ret.params[args[i]] = args[i+1];
    }
  }
  ret.objAttrs["classid"] = classid;
  if (mimeType) ret.embedAttrs["type"] = mimeType;
  return ret;
}

function hideSelects(){
	var selElems=document.getElementsByTagName('select');
	var numElems=selElems.length;
	for(i=0; i < numElems; i++) {
		selElems[i].style.visibility = "hidden";
	}
}
function unhideSelects(){
	var selElems=document.getElementsByTagName('select');
	var numElems=selElems.length;
	for(i=0; i < numElems; i++) {
		selElems[i].style.visibility = "visible";
	}
} 

function MM_CheckFlashVersion(reqVerStr,msg){
  with(navigator){
    var isIE  = (appVersion.indexOf("MSIE") != -1 && userAgent.indexOf("Opera") == -1);
    var isWin = (appVersion.toLowerCase().indexOf("win") != -1);
    if (!isIE || !isWin){  
      var flashVer = -1;
      if (plugins && plugins.length > 0){
        var desc = plugins["Shockwave Flash"] ? plugins["Shockwave Flash"].description : "";
        desc = plugins["Shockwave Flash 2.0"] ? plugins["Shockwave Flash 2.0"].description : desc;
        if (desc == "") flashVer = -1;
        else{
          var descArr = desc.split(" ");
          var tempArrMajor = descArr[2].split(".");
          var verMajor = tempArrMajor[0];
          var tempArrMinor = (descArr[3] != "") ? descArr[3].split("r") : descArr[4].split("r");
          var verMinor = (tempArrMinor[1] > 0) ? tempArrMinor[1] : 0;
          flashVer =  parseFloat(verMajor + "." + verMinor);
        }
      }
      // WebTV has Flash Player 4 or lower -- too low for video
      else if (userAgent.toLowerCase().indexOf("webtv") != -1) flashVer = 4.0;

      var verArr = reqVerStr.split(",");
      var reqVer = parseFloat(verArr[0] + "." + verArr[2]);
  
      if (flashVer < reqVer){
        if (confirm(msg))
          window.location = "https://www.adobe.com/shockwave/download/download.cgi?P1_Prod_Version=ShockwaveFlash";
      }
    }
  } 
}