// JavaScript Document// JavaScript Document

<!--
initCalled=false;
 
if (! initCalled) {init()}
 
function init ()
{
	zindexStart = 1000;  
	initCalled = true;
}
 
function setzindex(element, effect)
{
	if (effect.direction == Spry.forwards)
	{
	element.style.zIndex=zindexStart;
	
		//seems that IE needs a seperate solution
		if(/MSIE/.test(navigator.userAgent) && /Windows NT/.test(navigator.userAgent))
		{
				Spry.Effect.setStyleProp(	element.parentNode, 'zIndex', zindexStart);
				//element.parentNode.style.zIndex = zindexStart;
		}
	}
	zindexStart++;
}
 
function resetzindex(element, effect)
{
	if (effect.direction == Spry.backwards)
	{
 		 element.style.zIndex=1;
		
		if(/MSIE/.test(navigator.userAgent) && /Windows NT/.test(navigator.userAgent))
		 {
			Spry.Effect.setStyleProp(	element.parentNode, 'zIndex', 1);
		 }
	}
}
var effects = [];
function toggleThumb(targetElement)
{
	if (typeof effects[targetElement.id] == 'undefined')
	{
		effects[targetElement.id] = new Spry.Effect.Grow(targetElement, {duration: 400, from: '100%', to: '500%', toggle: true, setup:setzindex, finish:resetzindex});
	}
	
	effects[targetElement.id].start();
}
 
//-->

function grayOut(vis, options) {
  // Pass true to gray out screen, false to ungray
  // options are optional.  This is a JSON object with the following (optional) properties
  // opacity:0-100         // Lower number = less grayout higher = more of a blackout 
  // zindex: #             // HTML elements with a higher zindex appear on top of the gray out
  // bgcolor: (#xxxxxx)    // Standard RGB Hex color code
  // grayOut(true, {'zindex':'50', 'bgcolor':'#0000FF', 'opacity':'70'});
  // Because options is JSON opacity/zindex/bgcolor are all optional and can appear
  // in any order.  Pass only the properties you need to set.
  var options = options || {}; 
  var zindex = options.zindex || 1999;
  var opacity = options.opacity || 70;
  var opaque = (opacity / 100);
  var bgcolor = options.bgcolor || '#000000';
  var dark=document.getElementById('darkenScreenObject');
  if (!dark) {
    // The dark layer doesn't exist, it's never been created.  So we'll
    // create it here and apply some basic styles.
    // If you are getting errors in IE see: http://support.microsoft.com/default.aspx/kb/927917
    var tbody = document.getElementsByTagName("body")[0];
    var tnode = document.createElement('div');           // Create the layer.
        tnode.style.position='absolute';                 // Position absolutely
        tnode.style.top='0px';                           // In the top
        tnode.style.left='0px';                          // Left corner of the page
        tnode.style.overflow='hidden';                   // Try to avoid making scroll bars            
        tnode.style.display='none';                      // Start out Hidden
        tnode.id='darkenScreenObject';                   // Name it so we can find it later
    tbody.appendChild(tnode);                            // Add it to the web page
    dark=document.getElementById('darkenScreenObject');  // Get the object.
  }
  if (vis) {
    // Calculate the page width and height 
    if( document.body && ( document.body.scrollWidth || document.body.scrollHeight ) ) {
        var pageWidth = document.body.scrollWidth+'px';
        var pageHeight = document.body.scrollHeight+'px';
    } else if( document.body.offsetWidth ) {
      var pageWidth = document.body.offsetWidth+'px';
      var pageHeight = document.body.offsetHeight+'px';
    } else {
       var pageWidth='100%';
       var pageHeight='100%';
    }   
    //set the shader to cover the entire page and make it visible.
    dark.style.opacity=opaque;                      
    dark.style.MozOpacity=opaque;                   
    dark.style.filter='alpha(opacity='+opacity+')'; 
    dark.style.zIndex=zindex;        
    dark.style.backgroundColor=bgcolor;  
    dark.style.width= pageWidth;
    dark.style.height= pageHeight;
    dark.style.display='block';				 
  } else {
     dark.style.display='none';
  }
}


function removeElement()
{
document.getElementById("imgbox1").style.display="none";
}
function resetElement()
{
document.getElementById("imgbox1").style.display="block";
}


function showPopUp(el) {
var cvr = document.getElementById("cover")
var dlg = document.getElementById(el)
cvr.style.display = "block"
dlg.style.display = "block"
if (document.body.style.overflow = "hidden") {
	cvr.style.width = "100%"
	cvr.style.height = "100%"
	}
}
function closePopUp(el) {
var cvr = document.getElementById("cover")
var dlg = document.getElementById(el)
cvr.style.display = "none"
dlg.style.display = "none"
document.body.style.overflowY = "scroll"
}// JavaScript Document

function ajaxRequest(){
 var activexmodes=["Msxml2.XMLHTTP", "Microsoft.XMLHTTP"] //activeX versions to check for in IE
 if (window.ActiveXObject){ //Test for support for ActiveXObject in IE first (as XMLHttpRequest in IE7 is broken)
  for (var i=0; i<activexmodes.length; i++){
   try{
    return new ActiveXObject(activexmodes[i])
   }
   catch(e){
    //suppress error
   }
  }
 }
 else if (window.XMLHttpRequest) // if Mozilla, Safari etc
  return new XMLHttpRequest()
 else
  return false
}