/*
 * Common Routines.
 */

var EMPTY_GUID = "00000000-0000-0000-0000-000000000000";
var DIALOG_HEIGHT = 375;

function focus(id)
{
	var el = document.getElementById(id);
	if(el != null)
	{
		switch(el.tagName)
		{
			case 'INPUT':
				
				if(!el.readOnly && !el.disabled)
					el.focus();
			
				break;
				
			case 'SELECT':
			
				if(!el.disabled)
					el.focus();
					
				break;
		}
	}
} 

function stripCharInBag(s, bag)
{
  var s1 = "";
  
  for (var i = 0; i < s.length; i++) 
  {   
    if (bag.indexOf(s.charAt(i)) == -1) 
		s1 += s.charAt(i);
  }

  return s1;
}

function stripCharNotInBag(s, bag)
{
  var s1 = "";
  
  for (var i = 0; i < s.length; i++) 
  {   
    if (bag.indexOf(s.charAt(i)) != -1) 
		s1 += s.charAt(i);
  }

  return s1;
}

function openDialog(url, title, height, width)
{
	return window.showModalDialog(url, title, "dialogHeight: " + height + "px; dialogWidth: " + width + "px; center: yes; help: no; resizable: no; scroll: yes; status: no;");
}

function openWindow(url, left, top, width, height)
{
	var windowLeft = left;
	if(windowLeft == 0) { windowLeft = 10; }
	var windowTop = top;
	if(windowTop == 0) { windowTop = 10; }
	var windowWidth = width;
	if(windowWidth == 0) { windowWidth = window.screen.availWidth - 30; }
	var windowHeight = height;
	if(windowHeight == 0) { windowHeight = window.screen.availHeight - 50; }

	window.open(url, '_blank', 'location=no,menubar=no,resizable=yes,scrollbars=yes,status=no,titlebar=no,toolbar=no,left=' + windowLeft.toString() + ',top=' + windowTop.toString() + ',width=' + windowWidth.toString() + ',height=' + windowHeight.toString() + '');
}
 
function newGuid()
{
    var guid = "{";
    for(var i = 0; i < 32; i++)
		guid += Math.floor(Math.random() * 0xF).toString(0xF) + (i == 7 || i == 11 || i == 15 || i == 19 ? "-" : "")
    return guid + "}";
}

function getAbsolutePos(el)
{ 
	var currentEl = el; 
	var iLeft=0; 
	var iTop=0; 

	while(currentEl.tagName != "BODY") 
	{ 
		iLeft += currentEl.offsetLeft; 
		iTop += currentEl.offsetTop; 
		currentEl = currentEl.offsetParent; 
	} 
	
	return {left:iLeft, top:iTop}; 
}

function dateAdd(date, day, month, year)
{
	var d = new Date(date.getTime());
	var yearsToAdd = year;
	
	var month = d.getMonth() + month;
	if (month > 11)	{
		yearsToAdd = Math.floor((month+1)/12);
		month -= 12*yearsToAdd;
		yearsToAdd += year;
	}
	
	d.setMonth(month);
	d.setFullYear(d.getFullYear() + yearsToAdd);
	
	d.setTime(d.getTime()+60000*60*24*day);
	
	return d;
}

function dateDiff(start, end)
{
	var diff = Math.abs(start.valueOf() - end.valueOf()); // in milliseconds
	return diff / (1000 * 60 * 60 * 24);
}


//==========================================================
// Browser Detection
//==========================================================
/*
	Detect Parameters:
	-----------------
	BrowserDetect.browser
	BrowserDetect.version;
	BrowserDetect.OS
*/

var BrowserDetect = {
	init: function () {
		this.browser = this.searchString(this.dataBrowser) || "An unknown browser";
		this.version = this.searchVersion(navigator.userAgent)
			|| this.searchVersion(navigator.appVersion)
			|| "an unknown version";
		this.OS = this.searchString(this.dataOS) || "an unknown OS";
	},
	searchString: function (data) {
		for (var i=0;i<data.length;i++)	{
			var dataString = data[i].string;
			var dataProp = data[i].prop;
			this.versionSearchString = data[i].versionSearch || data[i].identity;
			if (dataString) {
				if (dataString.indexOf(data[i].subString) != -1)
					return data[i].identity;
			}
			else if (dataProp)
				return data[i].identity;
		}
	},
	searchVersion: function (dataString) {
		var index = dataString.indexOf(this.versionSearchString);
		if (index == -1) return;
		return parseFloat(dataString.substring(index+this.versionSearchString.length+1));
	},
	dataBrowser: [
		{ 	string: navigator.userAgent,
			subString: "OmniWeb",
			versionSearch: "OmniWeb/",
			identity: "OmniWeb"
		},
		{
			string: navigator.vendor,
			subString: "Apple",
			identity: "Safari"
		},
		{
			prop: window.opera,
			identity: "Opera"
		},
		{
			string: navigator.vendor,
			subString: "iCab",
			identity: "iCab"
		},
		{
			string: navigator.vendor,
			subString: "KDE",
			identity: "Konqueror"
		},
		{
			string: navigator.userAgent,
			subString: "Firefox",
			identity: "Firefox"
		},
		{
			string: navigator.vendor,
			subString: "Camino",
			identity: "Camino"
		},
		{		// for newer Netscapes (6+)
			string: navigator.userAgent,
			subString: "Netscape",
			identity: "Netscape"
		},
		{
			string: navigator.userAgent,
			subString: "MSIE",
			identity: "Explorer",
			versionSearch: "MSIE"
		},
		{
			string: navigator.userAgent,
			subString: "Gecko",
			identity: "Mozilla",
			versionSearch: "rv"
		},
		{ 		// for older Netscapes (4-)
			string: navigator.userAgent,
			subString: "Mozilla",
			identity: "Netscape",
			versionSearch: "Mozilla"
		}
	],
	dataOS : [
		{
			string: navigator.platform,
			subString: "Win",
			identity: "Windows"
		},
		{
			string: navigator.platform,
			subString: "Mac",
			identity: "Mac"
		},
		{
			string: navigator.platform,
			subString: "Linux",
			identity: "Linux"
		}
	]

};
BrowserDetect.init();


//==========================================================
// Launch Help
//==========================================================
/*
	Parameters:
	-----------------
	topicText - Topic Title to launch 
	path - website path

*/

function importXML(topicText,path)
{	
	
	if (document.implementation && document.implementation.createDocument)
	{
		xmlDoc = document.implementation.createDocument("", "", null);
		xmlDoc.onload = createTable;
	}
	else if (window.ActiveXObject)
	{
		xmlDoc = new ActiveXObject("Microsoft.XMLDOM");
		xmlDoc.onreadystatechange = function () {
			if (xmlDoc.readyState == 4) createTable(topicText,path)
		};
 	}
	else
	{
		alert('Your browser can\'t handle this script');
		return;
	}
	xmlDoc.load(path + "HelpTopics.xml");
}

function createTable(topicText,path)
{

	var x = xmlDoc.getElementsByTagName('Node');
	var topicUrl = null;
	for (j=0;j<x[0].childNodes.length;j++)
	{
		if (x[0].childNodes[j].nodeType != 1) continue;
		var theData = document.createTextNode(x[0].childNodes[j].nodeName);
		//alert("theData1: "+ x[0].childNodes[j].nodeName)

	}

	for (i=0;i<x.length;i++)
	{
		for (j=0;j<x[i].childNodes.length;j++)
		{
			if (x[i].childNodes[j].nodeType != 1) continue;
			var theData = document.createTextNode(x[i].childNodes[j].firstChild.nodeValue);
			//alert("theData2: "+ x[i].childNodes[j].firstChild.nodeValue)
			if(topicText == x[i].childNodes[j].firstChild.nodeValue){
				//alert("match found: "+ x[i].childNodes[j+1].firstChild.nodeValue)
				topicUrl = x[i].childNodes[j+1].firstChild.nodeValue;
				break;
			}
		}

		if(topicUrl != null)
			break;
	}
	var strUrl = path + topicUrl
	//alert("topicUrl: "+strUrl);
	openWindow(strUrl, 0, 0, 0, 0, 'yes');
}