var _iCurrentImage = 1;
var _iNewImage = 0;
var _oInterval;
var _bIsAnimating = false;

if (navigator.userAgent.indexOf("Safari") > 0)
{
  isSafari = true;
  isMoz = false;
  isIE = false;
}
else if (navigator.product == "Gecko")
{
  isSafari = false;
  isMoz = true;
  isIE = false;
}
else
{
  isSafari = false;
  isMoz = false;
  isIE = true;
}

function $(ele) { return document.getElementById(ele); }
function show(element) { e(element).className = e(element).className.replace("hidden", ""); e(element).style.display=''; }
function hide(element) { e(element).style.display='none'; }


function insertFlash(sDiv,sMovieName,iWidth,iHeight,sFlashMovie)
{
    var oContainer = document.getElementById(sDiv);
    
    oContainer.innerHTML = '<object id="'+sMovieName+'" classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" '
                          +'codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0" '
                          +'width="'+iWidth+'" height="'+iHeight+'" align="middle">'
                          +'<param name="allowScriptAccess" value="sameDomain" />'
                          +'<param name="movie" value="'+sFlashMovie+'" />'
                          +'<param name="loop" value="false" />'
                          +'<param name="quality" value="high" />'
                          +'<embed src="'+sFlashMovie+'" '
                          +'loop="false" quality="high" width="'+iWidth+'" height="'+iHeight+'" '
                          +'name="'+sMovieName+'" align="middle" allowScriptAccess="sameDomain" '
                          +'type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" /></object>';
                         
}

function search()
{
    if(document.getElementById('txtSearchBox').value != "Search..." && document.getElementById('txtSearchBox').value != "")
        window.location = "/Site/Search.aspx?search="+escape(document.getElementById('txtSearchBox').value);
}



function e(element)
{
    return document.getElementById(element);
}

function getXmlValue(oNode,sTagName)
{
    try
    {
        return oNode.getElementsByTagName(sTagName)[0].firstChild.nodeValue;
    }
    catch(e)
    {
        return "";
    }
}

function getXmlObject()
{
    var oXml;
    try 
    {
        oXml = new ActiveXObject("Msxml2.XMLHTTP");
    }
    catch(e)
    {
      try
      {
          oXml = new ActiveXObject("Microsoft.XMLHTTP");
      }
      catch(e)
      {
          oXml = null;
      }
    }
    if(!oXml && typeof XMLHttpRequest!="undefined")
    {
        oXml = new XMLHttpRequest();
    }
    if(!oXml)
    {
        alert("Sorry, your browser is not supported by our system. Please use Internet Explorer 6.0+ or Mozilla 1.0");
    }
    return oXml;
}

function ajaxCall(sUrl,sRequest,fCallback)
{
    var oXml = getXmlObject();
    var sTarget = "/Ajax/AjaxHandler.aspx";
    
    if(sUrl.toString().length > 0) sTarget = sUrl.toString();
    
    if(sTarget.indexOf("#")>-1)
    {
        sTarget = sTarget.substring(0,sTarget.indexOf("#"));
    }
    
    oXml.open("POST",sTarget,true);
    oXml.onreadystatechange = function()
    {
        if(oXml.readyState!=4) return;
        if(fCallback) fCallback(oXml.responseText);
    }
    oXml.setRequestHeader("Method", "POST " + sTarget + " HTTP/1.1");
    oXml.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
    oXml.send(sRequest);
}

function isNumeric(sText)
{
   var ValidChars = "0123456789.";
   var IsNumber=true;
   var Char;

   if(sText==undefined) return false;
 
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {
         IsNumber = false;
         }
      }
   return IsNumber;
}

function isEmail(sInput)
{
    var pattern = /^([a-zA-Z0-9_\.\-\+])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
    
    if(sInput.match(pattern)) return true;
    else return false;
}

var dtCh= "/";
var minYear=1900;
var maxYear=2100;

function isInteger(s){
	var i;
    for (i = 0; i < s.length; i++){   
        // Check that current character is number.
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    // All characters are numbers.
    return true;
}

function stripCharsInBag(s, bag){
	var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not in bag, append to returnString.
    for (i = 0; i < s.length; i++){   
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

function daysInFebruary (year){
	// February has 29 days in any year evenly divisible by four,
    // EXCEPT for centurial years which are not also divisible by 400.
    return (((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0))) ? 29 : 28 );
}

function DaysArray(n) {
	for (var i = 1; i <= n; i++) {
		this[i] = 31
		if (i==4 || i==6 || i==9 || i==11) {this[i] = 30}
		if (i==2) {this[i] = 29}
   } 
   return this
}

function isDate(dtStr){
	var daysInMonth = DaysArray(12)
	var pos1=dtStr.indexOf(dtCh)
	var pos2=dtStr.indexOf(dtCh,pos1+1)
	var strMonth=dtStr.substring(0,pos1)
	var strDay=dtStr.substring(pos1+1,pos2)
	var strYear=dtStr.substring(pos2+1)
	strYr=strYear
	if (strDay.charAt(0)=="0" && strDay.length>1) strDay=strDay.substring(1)
	if (strMonth.charAt(0)=="0" && strMonth.length>1) strMonth=strMonth.substring(1)
	for (var i = 1; i <= 3; i++) {
		if (strYr.charAt(0)=="0" && strYr.length>1) strYr=strYr.substring(1)
	}
	month=parseInt(strMonth)
	day=parseInt(strDay)
	year=parseInt(strYr)
	if (pos1==-1 || pos2==-1){
		return false
	}
	if (strMonth.length<1 || month<1 || month>12){
		return false
	}
	if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){
		return false
	}
	if (strYear.length != 4 || year==0 || year<minYear || year>maxYear){
		return false
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		return false
	}
return true
}

function fadeTo(img, bCancel)
{
    if(_bIsAnimating)
    {
        return false;
    }
    
    if(bCancel)
    {
        window.clearInterval(_oInterval);
    }
    
    if(img == _iCurrentImage)
    {
        return false;
    }
    
    _iNewImage = img;
    
    $("imgBanner" + _iNewImage).style.xOpacity = .99;
    $("imgBanner" + _iNewImage).style.opacity = .99;
    $("imgBanner" + _iNewImage).style.MozOpacity = .99;
    $("imgBanner" + _iNewImage).style.zIndex = 1;
    $("imgBanner" + _iNewImage).style.filter = "alpha(opacity=" + ($("imgBanner" + _iNewImage).style.xOpacity * 100) + ")";
    show("imgBanner" + _iNewImage);
    $("tdMastCell" + _iCurrentImage).style.background = "#ffcc00";
    $("tdMastCell" + _iNewImage).style.background = "#97CDFC";
    window.setTimeout(fadeIn, 50);
    _bIsAnimating = true;
    
    return false;
}

function fadeIn()
{
    var oOld = $("imgBanner" + _iCurrentImage);
    var oNew = $("imgBanner" + _iNewImage);
    
    if(_iCurrentImage == _iNewImage)
    {
        return;
    }
    
    oOld.xOpacity = oOld.xOpacity - .1;
    
    if(oOld.xOpacity > 0)
    {
        setOpacity(oOld);
        window.setTimeout(fadeIn, 50);
    }
    else
    {
        oOld.style.zIndex = 0;
        oOld.xOpacity = 0;
        hide("imgBanner" + _iCurrentImage);
        $("tdMastCell" + _iCurrentImage).style.background = "#ffcc00";
        $("tdMastCell" + _iNewImage).style.background = "#97CDFC";
        _iCurrentImage = _iNewImage;
        
        oNew.style.zIndex = 2;
        oNew.xOpacity = 0.99;
        _bIsAnimating = false;
    }
}

function doRoll()
{
    if(_iCurrentImage == 4)
    {
        fadeTo(1);
    }
    else
    {
        fadeTo(_iCurrentImage+1);
    }
}


function init()
{
    if($("ctlBanner_divHoverBanner") != undefined)
    {
        hide("imgBanner2");
        hide("imgBanner3");
        hide("imgBanner4");
        
        imgs = $("ctlBanner_divHoverBanner").getElementsByTagName("img");
	      for(i=1;i<imgs.length;i++) 
	      {
	          imgs[i].xOpacity = 0;
	          imgs[1].zIndex = 0;
	      }
	      
	      imgs[0].style.zIndex = 2;
	      
	      imgs[0].xOpacity = .99;
	      
	      _oInterval = window.setInterval(doRoll, 5000);
    }
   
    pageLoad();
}

function setOpacity(obj) 
{
		if(obj.xOpacity>.99) 
		{
			  obj.xOpacity = .99;
			  return;
		}
		
		obj.style.opacity = obj.xOpacity;
		obj.style.MozOpacity = obj.xOpacity;
		obj.style.filter = "alpha(opacity=" + (obj.xOpacity*100) + ")";
	}


function pageLoad()
{
}

window.onload = init;