function inputStyle(inputID)
{
    //  Change style
    var inputBox
    inputBox = document.getElementById(inputID);

    if (inputBox.className == "inputOver")
    {
        inputBox.className = "inputOut";
    }
    else
    {
        inputBox.className = "inputOver";
    }
}  


function correctPNG() // correctly handle PNG transparency in Win IE 5.5 & 6.
{
   var arVersion = navigator.appVersion.split("MSIE")
   var version = parseFloat(arVersion[1])
   if ((version >= 5.5) && (document.body.filters)) 
   {
      for(var i=0; i<document.images.length; i++)
      {
         var img = document.images[i]
         var imgName = img.src.toUpperCase()
         if (imgName.substring(imgName.length-3, imgName.length) == "PNG" && imgName.indexOf("GOOGLE") < 0)
         {
            var imgID = (img.id) ? "id='" + img.id + "' " : ""
            var imgClass = (img.className) ? "class='" + img.className + "' " : ""
            var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
            var imgStyle = "display:inline-block;" + img.style.cssText 
            if (img.align == "left") imgStyle = "float:left;" + imgStyle
            if (img.align == "right") imgStyle = "float:right;" + imgStyle
            if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle
            var strNewHTML = "<span " + imgID + imgClass + imgTitle
            + " style=\"" + "width:" + img.width + "px; height:" + img.height + "px;" + imgStyle + ";"
            + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
            + "(src=\'" + img.src + "\', sizingMethod='scale');\"></span>" 
            img.outerHTML = strNewHTML
            i = i-1
         }
      }
   }    
}
if (window.addEventListener) //DOM method for binding an event
    window.addEventListener("load", correctPNG, false)
else if (window.attachEvent) //IE exclusive method for binding an event
    window.attachEvent("onload", correctPNG)
else if (document.getElementById) //support older modern browsers
    window.onload=correctPNG
  
// Moves the specified panel by the specified amount 
function movePanel(amount, steps)
{   
    // Get panel & holder
    var viewer = document.getElementById('viewer');
    var holder = document.getElementById('ctl00_content_holder');
    if (amount > 0 && viewer.scrollLeft < holder.offsetWidth - amount * steps * 1.5)   
        viewer.scrollLeft += amount * steps;
    if (amount < 0)
        viewer.scrollLeft += amount * steps; 
        
    // Enable/disable arrows
    var previous = document.getElementById('previous');
    var next = document.getElementById('next');
    if (viewer.scrollLeft <= 0)
    {
        previous.disabled = true;
        previous.src = '/images/base/left_disabled.jpg'; 
    }
    else
    {
        previous.disabled = false;
        previous.src = '/images/base/left.jpg';  
    } 
    if (viewer.scrollLeft >= holder.offsetWidth - amount * 1.5)
    {
        next.disabled = true;
        next.src = '/images/base/right_disabled.jpg'; 
    }
    else
    {
        next.disabled = false;
        next.src = '/images/base/right.jpg';  
    } 
   
    // Set event text
    var label = document.getElementById('ctl00_content_lblEvents');
    var eventNumber = parseInt(1 + (viewer.scrollLeft + Math.abs(amount) / 2) / Math.abs(amount));
    var totalEvents = parseInt(holder.offsetWidth / Math.abs(amount));
    label.innerHTML = "Showing Event " + eventNumber + " of " + totalEvents;  
}

// Handles the selected date being changed
function dateChanged(control, defaultIndex)
{
    var list = document.getElementById("ctl00_content_" + control);
    
    var index = list.selectedIndex;
    var value = list[index].value; 
   
    movePanel(700, value);
    list.selectedIndex = defaultIndex;
}