/**
 * POPUP WINDOW CODE v1.1
 * Used for displaying DHTML only popups instead of using buggy modal windows.
 *
 * By Seth Banks (webmaster at subimage dot com)
 * http://www.subimage.com/
 *
 * Contributions by Eric Angel (tab index code) and Scott (hiding/showing selects for IE users)
 *
 * Up to date code can be found at http://www.subimage.com/dhtml/subModal
 *
 * This code is free for you to use anywhere, just keep this comment block.
 */

// Popup code
var gPopupMask = null;
var gPopupContainer = null;
var gPopFrame = null;
var gReturnFunc;
var gPopupIsShown = false;

var gHideSelects = false;


var gPopFrame1 = null; // 1.6.06; mightovernight <- hack for the another frame flash content to to replace the orginal frame

var gTabIndexes = new Array();
// Pre-defined list of tags we want to disable/enable tabbing into
var gTabbableTags = new Array("A","BUTTON","TEXTAREA","INPUT","IFRAME");	

// If using Mozilla or Firefox, use Tab-key trap.
if (!document.all) {
	document.onkeypress = keyDownHandler;
}

/**
 * Initializes popup code on load.	
 */
function initPopUp() {
	gPopupMask = document.getElementById("popupMask");
	gPopupContainer = document.getElementById("popupContainer");
	gPopFrame = document.getElementById("popupFrame");	

	gPopFrame1 = document.getElementById("popupFrame1");	// 1.6.06; mightovernight <- added
	
	// check to see if this is IE version 6 or lower. hide select boxes if so
	// maybe they'll fix this in version 7?
	var brsVersion = parseInt(window.navigator.appVersion.charAt(0), 10);
	if (brsVersion <= 6 && window.navigator.userAgent.indexOf("MSIE") > -1) {
		gHideSelects = true;
	}
}
addEvent(window, "load", initPopUp);

var lCustomSWF; // 1.4.2005; mightovernight: save last customSWF
 /**
	* @argument width - int in pixels
	* @argument height - int in pixels
	* @argument url - url to display
	* @argument returnFunc - function to call when returning true from the window.
	*/
function showPopWin(url, width, height, returnFunc, customSWF) {
	
	// 10.11.6; wiseobject <- force loading
	if ( gPopupMask == null )
		initPopUp(); 
		
	gPopupIsShown = true;
	disableTabIndexes();
	gPopupMask.style.display = "block";
	gPopupContainer.style.display = "block";
	// calculate where to place the window on screen
	centerPopWin(width, height);
	if (customSWF>0)
	{
		lCustomSWF = '&swf='+customSWF;
		gPopFrame.style.display = "none";
		gPopFrame1.style.display = "block";
	}
	else
	{
		lCustomSWF = "";
		gPopFrame.style.display = "block";
		gPopFrame1.style.display = "none";
	}
	
	document.getElementById("popupTitleBar").style.visibility = "hidden";
	// 1.28.6; wiseobject <-
	wz_getObj("popupTitleBox").style.visibility = "hidden";

	var titleBarHeight = parseInt(document.getElementById("popupTitleBar").offsetHeight, 10);
	document.getElementById("popupTitle").innerHTML	="";
		
	gPopupContainer.style.width = width + "px";
	gPopupContainer.style.height = (height+titleBarHeight) + "px";
	// need to set the width of the iframe to the title bar width because of the dropshadow
	// some oddness was occuring and causing the frame to poke outside the border in IE6
	if (customSWF>0)
	{
		gPopFrame1.style.width = parseInt(document.getElementById("popupTitleBar").offsetWidth, 10) + "px";
		gPopFrame1.style.height = (height) + "px";
	
		// set the url
		gPopFrame1.src = url;
	}
	else
	{
		gPopFrame.style.width = parseInt(document.getElementById("popupTitleBar").offsetWidth, 10) + "px";
		gPopFrame.style.height = (height) + "px";
	
		// set the url
		gPopFrame.src = url;
	}
	
	
	gReturnFunc = returnFunc;
	// for IE
	if (gHideSelects == true) {
		hideSelectBoxes();
	}
	
	window.setTimeout("setPopTitle();", 600);
	
}

//
var gi = 0;
function centerPopWin(width, height) {
	//alert('centering');
	if (gPopupContainer == null) {
		return;
	}	
	//alert(gPopupIsShown);
	//if (gPopupIsShown == true) {
		if (width == null || isNaN(width)) {
			width = gPopupContainer.offsetWidth;
		}
		if (height == null) {
			height = gPopupContainer.offsetHeight;
		}
		
		var fullHeight = getViewportHeight();
		var fullWidth = getViewportWidth();
		
		// old code that is buggy, that sticks on the document
		//var theBody = document.documentElement;
		//var scTop = parseInt(theBody.scrollTop,10);
		//var scLeft = parseInt(theBody.scrollLeft,10);

//		Solution 1: slow		
		if (document.documentElement && document.documentElement.scrollTop)
         {
     		var theBody = document.documentElement;
    		var scTop = parseInt(theBody.scrollTop,10);
    		var scLeft = parseInt(theBody.scrollLeft,10);
         } else
         {
            var scTop =  document.body.scrollTop;
    		var scLeft = document.body.scrollLeft;
         }

//		Solution 2: fast
//		var scTop = (document.all)?document.body.scrollTop:window.pageYOffset;
//		var scLeft = (document.all)?document.body.scrollLeft:window.pageXOffset;
// 		End of Solution 2		

        //alert(scTop);
		gPopupMask.style.height = fullHeight + "px";
		gPopupMask.style.width = fullWidth + "px";
		gPopupMask.style.top = scTop + "px";
		gPopupMask.style.left = scLeft + "px";
		
		//window.status = gPopupMask.style.top + " " + gPopupMask.style.left + " " + gi++;
		
		var titleBarHeight = parseInt(document.getElementById("popupTitleBar").offsetHeight, 10);
		
		gPopupContainer.style.top = (scTop + ((fullHeight - (height+titleBarHeight+4)) / 2)) + "px";
		gPopupContainer.style.left =  (scLeft + ((fullWidth - width) / 2)) + "px";
		//alert(scTop + " " + fullHeight + " " + height)
		//alert(height);
		//alert(fullWidth + " " + width + " " + gPopupContainer.style.left);
	//}

	// For Active Filter
	var x = ns6? document.getElementById("__Query___ActiveFilterIcon") : document.all.__Query___ActiveFilterIcon;
	//alert(x);
	if (x!=null)  
	{  
		crossobj=ns6? document.getElementById("ActiveFilters") : document.all.ActiveFilters;

		if(crossobj.style.visibility=="visible")
		{
			showActiveFilter(x);	
		}

	}

}
addEvent(window, "resize", centerPopWin);
addEvent(window, "scroll", centerPopWin);
window.onscroll = centerPopWin;
window.scroll = centerPopWin;
var ns6=document.getElementById&&!document.all
/**
 * @argument callReturnFunc - bool - determines if we call the return function specified
 * @argument returnVal - anything - return value 
 */
function hidePopWin(callReturnFunc) {
	gPopupIsShown = false;
	restoreTabIndexes();
	if (gPopupMask == null) {
		return;
	}
	
	gPopupMask.style.display = "none";
	gPopupContainer.style.display = "none";
	//callReturnFunc == true &&
	if ( gReturnFunc != null) {
		gReturnFunc(window.frames["popupFrame"].returnVal);
	}
	gPopFrame.src = 'loading.aspx?t='+escape(wz_getVar("t")); //+lCustomSWF
	gPopFrame1.src = 'loading.aspx?t='+escape(wz_getVar("t"))+"&swf=1"; //+lCustomSWF
	//alert(gPopFrame.src);
	// display all select boxes
	if (gHideSelects == true) {
		displaySelectBoxes();
	}

	var logo = document.getElementById('mtdlogoflash');
	if (logo != null)
	{
		//alert(logo);
		show_mtdlogoflash();
	}
	
}

function setPopUpSize(width, height) 
{
	//alert('jonell');
	if (width!="")
	{
		gPopFrame.style.width = width;
		gPopupContainer.style.width = width;
	}
	
	if (height!="")
	{
		gPopFrame.style.height = height-10;
		gPopupContainer.style.height = height;
	}
}

/**
 * Sets the popup title based on the title of the html document it contains.
 * Uses a timeout to keep checking until the title is valid.
 */
function setPopTitle() {
	//document.getElementById("popupTitle").innerHTML = "&nbsp;";
	//alert(document.getElementById("popupTitle").innerHTML.length);
	//document.getElementById("popupTitle").innerHTML = trim(document.getElementById("popupTitle").innerHTML).length;
	if (trim(document.getElementById("popupTitle").innerHTML).length < 1) {
		document.getElementById("popupTitle").innerHTML = "&nbsp;";
		//setPopWindowVisible();
	}
	
	if (window.frames["popupFrame"].document.title == null) {
		//document.getElementById("popupTitle").innerHTML = "&nbsp;";
		window.setTimeout("setPopTitle();", 10); 
	}
	else if (window.frames["popupFrame"].document.title == '') {
		//document.getElementById("popupTitle").innerHTML = "&nbsp;";
		
		//setpopTitle();
		window.setTimeout("setPopTitle();", 10);
		//window.setTimeout("setPopWindowVisible();", 10);
	//	setPopWindowVisible() 
	} else {
		document.getElementById("popupTitle").innerHTML = window.frames["popupFrame"].document.title;
		//document.getElementById("popupTitleBar").style.visibility = "visible";
		setPopWindowVisible();
		//window.setTimeout("setPopWindowVisible();", 10);
	}
	setPopWindowVisible();
}

function setPopWindowVisible()
{
	document.getElementById("popupTitleBar").style.visibility = "visible";
	// 1.28.6; wiseobject <-
	wz_getObj("popupTitleBox").style.visibility = "visible";
}

// Tab key trap. iff popup is shown and key was [TAB], suppress it.
// @argument e - event - keyboard event that caused this function to be called.
function keyDownHandler(e) {
    if (gPopupIsShown && e.keyCode == 9)  return false;
}

// For IE.  Go through predefined tags and disable tabbing into them.
function disableTabIndexes() {
	if (document.all) {
		var i = 0;
		for (var j = 0; j < gTabbableTags.length; j++) {
			var tagElements = document.getElementsByTagName(gTabbableTags[j]);
			for (var k = 0 ; k < tagElements.length; k++) {
				gTabIndexes[i] = tagElements[k].tabIndex;
				tagElements[k].tabIndex="-1";
				i++;
			}
		}
	}
}

// For IE. Restore tab-indexes.
function restoreTabIndexes() {
	if (document.all) {
		var i = 0;
		for (var j = 0; j < gTabbableTags.length; j++) {
			var tagElements = document.getElementsByTagName(gTabbableTags[j]);
			for (var k = 0 ; k < tagElements.length; k++) {
				tagElements[k].tabIndex = gTabIndexes[i];
				tagElements[k].tabEnabled = true;
				i++;
			}
		}
	}
}


/**
* Hides all drop down form select boxes on the screen so they do not appear above the mask layer.
* IE has a problem with wanted select form tags to always be the topmost z-index or layer
*
* Thanks for the code Scott!
*/
function hideSelectBoxes() {
	for(var i = 0; i < document.forms.length; i++) {
		for(var e = 0; e < document.forms[i].length; e++){
			if(document.forms[i].elements[e].tagName == "SELECT") {
				document.forms[i].elements[e].style.visibility="hidden";
			}
		}
	}
}

/**
* Makes all drop down form select boxes on the screen visible so they do not reappear after the dialog is closed.
* IE has a problem with wanted select form tags to always be the topmost z-index or layer
*/
function displaySelectBoxes() {
	for(var i = 0; i < document.forms.length; i++) {
		for(var e = 0; e < document.forms[i].length; e++){
			if(document.forms[i].elements[e].tagName == "SELECT") {
			document.forms[i].elements[e].style.visibility="visible";
			}
		}
	}
}