// -----------------------------------------------------------------------------
// Globals
// Major version of Flash required
var requiredMajorVersion = 8;
// Minor version of Flash required
var requiredMinorVersion = 0;
// Revision of Flash required
var requiredRevision = 0;
// the version of javascript supported
var jsVersion = 1.0;
// -----------------------------------------------------------------------------

var isIE  = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;
var isWin = (navigator.appVersion.toLowerCase().indexOf("win") != -1) ? true : false;
var isOpera = (navigator.userAgent.indexOf("Opera") != -1) ? true : false;
jsVersion = 1.1;
// JavaScript helper required to detect Flash Player PlugIn version information
function JSGetSwfVer(i){
	// NS/Opera version >= 3 check for Flash plugin in plugin array
	if (navigator.plugins != null && navigator.plugins.length > 0) {
		if (navigator.plugins["Shockwave Flash 2.0"] || navigator.plugins["Shockwave Flash"]) {
			var swVer2 = navigator.plugins["Shockwave Flash 2.0"] ? " 2.0" : "";
      		var flashDescription = navigator.plugins["Shockwave Flash" + swVer2].description;
			descArray = flashDescription.split(" ");
			tempArrayMajor = descArray[2].split(".");
			versionMajor = tempArrayMajor[0];
			versionMinor = tempArrayMajor[1];
			if ( descArray[3] != "" ) {
				tempArrayMinor = descArray[3].split("r");
			} else {
				tempArrayMinor = descArray[4].split("r");
			}
      		versionRevision = tempArrayMinor[1] > 0 ? tempArrayMinor[1] : 0;
            flashVer = versionMajor + "." + versionMinor + "." + versionRevision;
      	} else {
			flashVer = -1;
		}
	}
	// MSN/WebTV 2.6 supports Flash 4
	else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.6") != -1) flashVer = 4;
	// WebTV 2.5 supports Flash 3
	else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.5") != -1) flashVer = 3;
	// older WebTV supports Flash 2
	else if (navigator.userAgent.toLowerCase().indexOf("webtv") != -1) flashVer = 2;
	// Can't detect in all other cases
	else {
		
		flashVer = -1;
	}
	return flashVer;
} 
// If called with no parameters this function returns a floating point value 
// which should be the version of the Flash Player or 0.0 
// ex: Flash Player 7r14 returns 7.14
// If called with reqMajorVer, reqMinorVer, reqRevision returns true if that version or greater is available
function DetectFlashVer(reqMajorVer, reqMinorVer, reqRevision) 
{
 	reqVer = parseFloat(reqMajorVer + "." + reqRevision);
   	// loop backwards through the versions until we find the newest version	
	for (i=25;i>0;i--) {	
		if (isIE && isWin && !isOpera) {
			versionStr = VBGetSwfVer(i);
		} else {
			versionStr = JSGetSwfVer(i);		
		}
		if (versionStr == -1 ) { 
			return false;
		} else if (versionStr != 0) {
			if(isIE && isWin && !isOpera) {
				tempArray         = versionStr.split(" ");
				tempString        = tempArray[1];
				versionArray      = tempString .split(",");				
			} else {
				versionArray      = versionStr.split(".");
			}
			versionMajor      = versionArray[0];
			versionMinor      = versionArray[1];
			versionRevision   = versionArray[2];
			
			versionString     = versionMajor + "." + versionRevision;   // 7.0r24 == 7.24
			versionNum        = parseFloat(versionString);
        	// is the major.revision >= requested major.revision AND the minor version >= requested minor
			if ( (versionMajor > reqMajorVer) && (versionNum >= reqVer) ) {
				return true;
			} else {
				return ((versionNum >= reqVer && versionMinor >= reqMinorVer) ? true : false );	
			}
		}
	}	
	return (reqVer ? false : 0.0);
}
function searchFormSubmit(theForm,isSearch) {
	var myurl = '';

	if(isSearch)
		myurl += 'Search/';
	else
		myurl += 'OpenHouses/';

	var i = 0;
	for (i = 0; i < theForm.length; i++) { 
		if (theForm.elements[i].name && theForm.elements[i].value != '' ) {
			myurl += theForm.elements[i].name + "/" + theForm.elements[i].value + "/";
		}
	}
	document.location = myurl + 'Listings/';
}

function jumpSortMenu(selObj,restore,url) {
  if (selObj.options[selObj.selectedIndex].value != '') {
    eval("window.location='" + url + "/sort/"
         + selObj.options[selObj.selectedIndex].value + "'");
  }
  if (restore) {
    selObj.selectedIndex = 0;
  }
}

var xmlHttp;

function GetXmlHttpObject(){ 
	var objXMLHttp = null
	if(window.XMLHttpRequest){objXMLHttp = new XMLHttpRequest()}
	else if(window.ActiveXObject){objXMLHttp = new ActiveXObject("Microsoft.XMLHTTP")}
	return objXMLHttp
}

function GetNeighborhoods(e){
	if(e){
		if(e.options.selectedIndex){
			xmlHttp = GetXmlHttpObject()
			if(xmlHttp == null){
				alert("Unable to complete request. Your web browser may not support XML HTTP Requests.");
				return;
			}
			var url = "/templates/nhg/remote/GetNeighborhoods.php?pcat=" + e.options[e.options.selectedIndex].value;
			xmlHttp.onreadystatechange = GetNeighborhoodsStateChanged;
			xmlHttp.open("GET", url, true);
			xmlHttp.send(null);
		}else{
			var b = document.getElementById('NHG_Neighborhoods');
			b.options.length = 0;
			b.options[b.options.length] = new Option('Any', '');
		}
	}
}

function GetNeighborhoodsStateChanged(){
	if(xmlHttp.readyState == 4 || xmlHttp.readyState == "complete"){
		if(xmlHttp.status == 200){
			if(document.getElementById('NHG_Neighborhoods')){
				var e = document.getElementById('NHG_Neighborhoods');
				e.options.length = 0;
				e.options[e.options.length] = new Option('Any', '');
				var vals = xmlHttp.responseText.split("||");
				for(i = 0; i < vals.length; i++){
					var v = vals[i].split("|");
					if(v[1] && v[0]){
						e.options[e.options.length] = new Option(v[1], v[0]);
					}
				}
			}
		}else{
			alert("An unknown error occurred while attempting to complete your request. Contact with the server may have been lost. Please wait a few minutes and try again.");
		}
	} 
}