//////////////////////////////////////////////////////////////////////////////////////
// Sets a hidden input element (name="forward") in the nth form of the
// document to the value give by target.

function setSubmitTarget(target,nthForm) {
     document.forms[nthForm].forward.value=target;
};

//////////////////////////////////////////////////////////////////////////////////////

// SETUP MOUSE TRACKING for use in positioning popup windows
// Set Netscape up to run the "captureMousePosition" function whenever
// the mouse is moved. For Internet Explorer and Netscape 6, you can capture
// the movement a little easier.

if (document.layers) { // Netscape
    document.captureEvents(Event.MOUSEMOVE);
    document.onmousemove = captureMousePosition;
} else if (document.all) { // Internet Explorer
    document.onmousemove = captureMousePosition;
} else if (document.getElementById) { // Netcsape 6
    document.onmousemove = captureMousePosition;
}
// Global variables
xMousePos = 0; // Horizontal position of the mouse on the screen
yMousePos = 0; // Vertical position of the mouse on the screen
xMousePosMax = 0; // Width of the page
yMousePosMax = 0; // Height of the page

function captureMousePosition(e) {
    if (document.layers) {
        // When the page scrolls in Netscape, the event's mouse position
        // reflects the absolute position on the screen. innerHight/Width
        // is the position from the top/left of the screen that the user is
        // looking at. pageX/YOffset is the amount that the user has 
        // scrolled into the page. So the values will be in relation to
        // each other as the total offsets into the page, no matter if
        // the user has scrolled or not.
        xMousePos = e.pageX;
        yMousePos = e.pageY;
        xMousePosMax = window.innerWidth+window.pageXOffset;
        yMousePosMax = window.innerHeight+window.pageYOffset;
    } else if (document.all) {
        // When the page scrolls in IE, the event's mouse position 
        // reflects the position from the top/left of the screen the 
        // user is looking at. scrollLeft/Top is the amount the user
        // has scrolled into the page. clientWidth/Height is the height/
        // width of the current page the user is looking at. So, to be
        // consistent with Netscape (above), add the scroll offsets to
        // both so we end up with an absolute value on the page, no 
        // matter if the user has scrolled or not.
        xMousePos = window.event.x+document.body.scrollLeft;
        yMousePos = window.event.y+document.body.scrollTop;
        xMousePosMax = document.body.clientWidth+document.body.scrollLeft;
        yMousePosMax = document.body.clientHeight+document.body.scrollTop;
    } else if (document.getElementById) {
        // Netscape 6 behaves the same as Netscape 4 in this regard 
        xMousePos = e.pageX;
        yMousePos = e.pageY;
        xMousePosMax = window.innerWidth+window.pageXOffset;
        yMousePosMax = window.innerHeight+window.pageYOffset;
    }
    //window.status = "xMousePos=" + xMousePos + ", yMousePos=" + yMousePos + ", xMousePosMax=" + xMousePosMax + ", yMousePosMax=" + yMousePosMax;
    
}

//////////////////////////////////////////////////////////////////////////////////////

// Redirect to one of the device settings pages based on the selected item in
// the given <select> object

function doChangeSettingsWindow(obj)
{
	switch (obj.selectedIndex)
	{
		case 0:	window.location.href = "deviceSettings.do"; break;
		case 1: window.location.href = "deviceSwitches.do"; break;
		case 2: window.location.href = "deviceAlerts.do"; break;
		case 3: window.location.href = "devicePower.do"; break;
		case 4: window.location.href = "changePassword.do"; break;
	}
}

//////////////////////////////////////////////////////////////////////////////////////

// Redirect to one of the device settings pages based on the selected item in
// the given <select> object

function doChangeGamesWindow(obj)
{
	switch (obj.selectedIndex)
	{
		case 0: window.location.href = "deviceCountdowns.do"; break;
		case 1:	window.location.href = "deviceHangmanList.do"; break;
	}
}

//////////////////////////////////////////////////////////////////////////////////////

// Popup a calendar window at the current mouse position. The date picker will place
// the selected date in form element indicatd by elem. See cal1/Calendar1-901.js

function doDatePick(elem, m, y)
{
	show_calendar(elem,y, m, 'MM/DD/YY', null, 'PopupX='+(xMousePos+150)+';PopupY='+ (yMousePos+150) +';AllowWeekends=Yes;Title=Select a Date;');
}

//////////////////////////////////////////////////////////////////////////////////////

// Popup a time selection window at the current mouse position. The  time picker will place
// the selected time in the form element indicated by ob. See timepicker.htm.

function doTimePick(ob)
{
	document.timefield = ob;
	var args = "width=225, height=60, top=" + yMousePos + ", left=" + xMousePos + ", location=no, menubar=no, status=no, toolbar=no, scrollbars=no, resizable=no";
	w= window.open("timepicker.htm", "TimeSelector", args);
}

//////////////////////////////////////////////////////////////////////////////////////

// Check/Uncheck all of the checkboxes with the name given by control that exist in
// the given form. Toggle the state of the first checkbox found, and similarly for 
// all subsequent checkboxes.

function selAllCheckboxes(theForm,control)
{
	var formElements = theForm.elements; //EditToDoListForm.elements;
	var tog;
	var onoff;
	
	tog = 0;
	onoff = true;
	
    for (i=0; i<formElements.length; i++)
    {
 		if (formElements[i].name== control) //"selectedItems")
		{
			if (tog == 0)
			{
				if (formElements[i].checked)
					onoff = false;
				else
					onoff = true;
				tog = 1;
			}
		}
        formElements[i].checked = onoff;
    }
}

// Popup a window with help information 

 	function showHelp(name)
	{
	     showHelp(name,"fixed");
	}

 	function showHelp(name, strType)
	{
	     var helpName = "help/" + name +  ".htm";
	     var strWidth=300;
	     var strHeight=500;
 	     var args = "width=300, height=500, top=" + yMousePos + ", left=" + xMousePos + ", location=no, menubar=no, status=no, toolbar=no, scrollbars=yes, resizable=no";
		if (strType=="console") args="resizable,height="+strHeight+",width="+strWidth;
		if (strType=="fixed") args="status,height="+strHeight+",width="+strWidth;
		if (strType=="elastic") args="toolbar,menubar,scrollbars,resizable,location,height="+strHeight+",width="+strWidth;
	     w= window.open(helpName, "TicTalkHelp", args);
	     if (window.focus) {w.focus();}
	}