//******************************************************************************************************
// On load handling

	function page_load()
	{
		callPreloader();
		
		// Declare default font-size
		m_iFontSize_Default = 11;
		m_iFontSize_Max = 13;
		m_iFontSize_Step = 1;
	}

//******************************************************************************************************


//******************************************************************************************************
// Image handling

	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_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_findObj(n, d) { //v4.01
		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 && d.getElementById) x=d.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 MM_showHideLayers() { //v6.0
		var i,p,v,obj,args=MM_showHideLayers.arguments;
		for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
		if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
		obj.visibility=v; }
	}

	// Pre-load handling
	var m_sPreloadImgs = "";
	
	function addToPreload(v_sImgPaths)
	{
		(m_sPreloadImgs == "") ? m_sPreloadImgs += v_sImgPaths : m_sPreloadImgs += ", " + v_sImgPaths;
	}

	function callPreloader()
	{
		if (m_sPreloadImgs != "") eval("MM_preloadImages(" + m_sPreloadImgs + ");");
	}
//******************************************************************************************************


//******************************************************************************************************
// Page Tools

	// Bookmark current page
	function BookmarkThisPage()
	{
		var sTitle = "[[[ projectname ]]] - " + window.document.title;
		var sUrl = window.document.location.href;
	
		if (window.sidebar)			// Mozilla Firefox Bookmark
			window.sidebar.addPanel(sTitle, sUrl, "");
		else if (window.external)	// IE Favorite
			window.external.AddFavorite(sUrl, sTitle);
		else if (navigator.appVersion.indexOf('Mac') != -1)
			alert('Press Apple+D to bookmark this site.');
		else
			alert('Press Control+D to bookmark this site.');
	}


	// Print current page
	function PrintThisPage()
	{
		if (window.print)
			window.print();
		else
			alert('Select PRINT from the File menu.');
	}

	
	// Share current page
	function ShareWithFriend()
	{
		var winShare = window.open("/share-page.aspx?url=" + URLEncode(window.document.location.href) + "&title=" + URLEncode(window.document.title), "winShare", "width=400,height=480,toolbar=no,directories=0,status=0,menubar=no,resizable=no,scrollbars=no");
	}
	
	
	// Change text size - declare font size variables
	var m_iFontSize_Default, m_iFontSize = null, m_iFontSize_Step = null; m_iFontSize_Max = null;
	
	// Change text size - declare elements to seek out to update if size changes are made
	var m_aHtmlElements = new Array();
	m_aHtmlElements[0] = "copy";
	m_aHtmlElements[1] = "footnotes";
	m_aHtmlElements[2] = "footnotes_table";
	m_aHtmlElements[3] = "next";
	m_aHtmlElements[4] = "screening_tool_1";
	m_aHtmlElements[5] = "screening_tool_2";
	m_aHtmlElements[6] = "custom_detail_table";
	m_aHtmlElements[7] = "register_1";
	m_aHtmlElements[8] = "register_2";
	
	
	function ChangeTextSize()
	{
		var bFirstPass = true;
	
		// change font size of content area 
		// font sizes must be set in %; to prevent text from being resized, set font size to pixels 
		//for (i=0; i<m_aHtmlElements.length; i++)
		
		for (i=0; i<m_aHtmlElements.length; i++) {

		
			if(document.getElementById(m_aHtmlElements[i]))
			{ 
				if (bFirstPass)
				{
					if (m_iFontSize == null)
						m_iFontSize = m_iFontSize_Default;
					
					if (m_iFontSize < m_iFontSize_Max)
					{
						m_iFontSize = m_iFontSize + m_iFontSize_Step;
					}
					else
					{
						m_iFontSize = m_iFontSize_Default;
					}
					
					bFirstPass = !bFirstPass				
				}
			
				var theContentToResize = document.getElementById(m_aHtmlElements[i]); 
				theContentToResize.style.fontSize = (m_iFontSize).toString()  + "px"; 
			}
			
		}
	}
//******************************************************************************************************


//******************************************************************************************************
// URLEncode - 

function URLDecode(str){
    str=str.replace(new RegExp('\\+','g'),' ');
    return unescape(str);
}
function URLEncode(str){
    str=escape(str);
    str=str.replace(new RegExp('\\+','g'),'%2B');
    return str.replace(new RegExp('%20','g'),'+');
}
//******************************************************************************************************




//******************************************************************************************************
// Expand/contract HTML elements - 

function displaySwitch(r_arrOpen, r_arrClose, v_strDisplayType)
{
	// Open the elements in the first array passed
	for (var i=0; i<r_arrOpen.length; i++)
		if (document.getElementById(r_arrOpen[i]))		
			document.getElementById(r_arrOpen[i]).style.display = (v_strDisplayType == null) ? 'block' : v_strDisplayType;
	
	// Close the elements in second array passed
	for (i=0; i<r_arrClose.length; i++)
		if (document.getElementById(r_arrClose[i]))
			document.getElementById(r_arrClose[i]).style.display = 'none';
}
//******************************************************************************************************

//******************************************************************************************************
// Clears the search box
function clearSearch(search){
  if(search.value.toLowerCase() == "search")
    search.value = "";
}

//******************************************************************************************************

function showImagePopup(div, width, top, showNote){

  var popup = document.getElementById(div);

  if(popup == undefined){
    alert("popupImage required to display image");
    return;
  }
  
  if( popup.style.display == "block" ){
    popup.style.display = "none";
    return;
  }
  
 
  var popupInner = document.getElementById(div + "_center");
  
  popupInner.style.left = ((675 - width) / 2)+ "px";
  popupInner.style.width = width + "px";
  popupInner.style.top = top + "px";
  
  popup.style.display = "block";
  
}