var ns = (document.layers) ? 1:0

var ns6 = (window.innerHeight && !document.layers) ? 1:0
var ie = (document.getElementById && !window.innerHeight) ? 1:0;
var mz = (document.getElementById && window.innerHeight) ? 1:0;
var op = (mz && !document.getElementsByTagNameNS) ? 1:0;


var mac = (navigator.platform.indexOf('Mac') > -1) ? 1:0
var ispc = (!mac) ? 1:0



function toggle(elm) {
	//alert(elm);

	div = (document.all) ? elm.parentElement:elm.parentNode;
	
	sib = div.nextSibling;
	while(sib.tagName != "DIV") {
		sib = sib.nextSibling;
	}
	

	if (sib.style.display == "none") {
		sib.style.display="block";
		div.className = "divider"
	}
	else {
		sib.style.display="none";
		div.className = "dividerClosed"
	}
	
	document.body.className = document.body.className;
	
}


function togglestatus(elm) {
	//alert(elm);

	div = (document.all) ? elm.parentElement:elm.parentNode;
	
	sib = div.nextSibling;
	while(sib.tagName != "DIV") {
		sib = sib.nextSibling;
	}
	

	if (sib.style.display == "none") {
		sib.style.display="block";
		div.className = "statusbar"
	}
	else {
		sib.style.display="none";
		div.className = "statusbarClosed"
	}
	
}



function movetoTopDevice(elm) {
		div = getParent(elm, "DIV");
		par = getParent(div, "DIV");
		
		graphs = document.getElementById("graphcontainer");
		list = graphs.getElementsByTagName("DIV");
		
		if (par!=list[0]) {
		par.className = "translucent";
		setTimeout("swapDevice(graphs, par, list[0])",300);	
		}
	}
	
function swapDevice(graphs, div,target) {
	
	graphs.insertBefore(div,target);
	
	par.className = "";
	
	// send to the server via ajax;
	
	//fix Opera rendering bug
	document.body.className = document.body.className;	
}













function prepField(input) {
	if (input.value == "" || input.value == " " || input.value == "Find...") {
		input.value = "";
	}
}

function acceptField(input) {
	if (input.value == "" || input.value == " " || input.value == "Find...") {
		input.value = "Find...";
	}
}





tabs = new Array("people","groups","schedules","locations","devices","attendance","activity","operators","setup","siteinfo","notifications","changelog");

if (!img_root) img_root = "img/";

	for (i=0; i< tabs.length; i++) {
	
	eval(tabs[i]+"on = new Image();");
	eval(tabs[i]+"on.src = '"+img_root+"b_"+tabs[i]+"_hover.gif';");
	
	eval(tabs[i]+"off = new Image();");
	eval(tabs[i]+"off.src = '"+img_root+"b_"+tabs[i]+"_off.gif';");
	
	}



function imgOn(img) {
	if (document.images)
	document[img].src = eval(img+"on.src");
}

function imgOff(img) {
	if (document.images)
	document[img].src = eval(img+"off.src");
}


var confirmed = false;
function removeLine(elm,uqid) {
	
	if (!confirmed)
	isdel = confirm("Remove this item?");
		
	if (isdel || confirmed) {
		
		confirmed = true;
		myrow = getParent(elm,"TR");
		
		for (i=0; i<myrow.childNodes.length; i++) {
		//myrow.childNodes[i].style.textDecoration = "underline";
		myrow.childNodes[i].className = "translucent";
		}
		
		par = getParent(myrow,"TBODY");
		
		time=100;
		if (!mac) time*=2;
		
		setTimeout("doDelete(par,myrow)",time);
		
		if (uqid!=false)
		updateServer(uqid,"inactive");
		// eventually send a call to the database to flag this item	
		
	}
}

function doDelete(par,myrow) {
	par.removeChild(myrow);
	alternateRowColors(par.id);
}


function openWin(module, url, width, height) { 
	//url = false;
	windowName = "remote_"+module;
	params = "toolbar=0,";
	
	if (mac) params += "location=0,";
	else params += "location=1,";
	
	params += "directories=0,";
	params += "status=0,";
	params += "menubar=1,";
	params += "scrollbars=1,";
	params += "resizable=1,"; 
	params += "width="+width+",";
	params += "height="+height;
	
	switch (module) {
	
	case "recent":
	win_recent = window.open(url, windowName, params);
	
	if (!win_recent) alert('Disable pop-up blocker to see new module');
	win_recent.opener.name = "opener";
	win_recent.focus();
	break;
	
	case "report":
	win_report = window.open(url, windowName, params);
	
	if (!win_report) alert('Disable pop-up blocker to see new module');
	win_report.opener.name = "opener";
	win_report.focus();
	break;
	
	case "access":
	win_access = window.open(url, windowName, params);
	
	if (!win_access) alert('Disable pop-up blocker to see new module');
	win_access.opener.name = "opener";
	win_access.focus();
	break;
	
	case "hardware":
	win_hardware = window.open(url, windowName, params);
	
	if (!win_hardware) alert('Disable pop-up blocker to see new module');
	win_hardware.opener.name = "opener";
	win_hardware.focus();
	break;
	
	case "notify":
	win_notify = window.open(url, windowName, params);
	
	if (!win_notify) alert('Disable pop-up blocker to see new module');
	win_notify.opener.name = "opener";
	win_notify.focus();
	break;
	
	
	
	}
}



var win_recent = win_report = win_access = win_hardware = win_notify = false;

function resetSidebar() {

	for (var i=0; i<modules.length; i++) {
		modules[i].remote = false;
		
		shell = "wrapper_" + modules[i].id;
		
		if (shell!=null)
		document.getElementById(shell).style.display = "block";
		
		switch (modules[i].id) {
			
		case "recent":	
			if (win_recent)
				win_recent.close();
			break;
		case "report":	
			if (win_report)
				win_report.close();
			break;
		case "access":	
			if (win_access)
				win_access.close();
			break;
		case "hardware":	
			if (win_hardware)
				win_hardware.close();
			break;
		case "notify":	
			if (win_notify)
				win_notify.close();
			break;	
		
		}
	}
}







function addChannel(elm) {
	div = getParent(elm);
	
	selects = div.getElementsByTagName("DIV");
	
	for (i=0; i<selects.length; i++) {
		if (i==selects.length-1) {
			elm.style.display="none";
		}
		
		if (selects[i].style.display!="block") {
			selects[i].style.display="block";
			break;
		}
	}
}