userAgent = window.navigator.userAgent;
browserVers = parseInt(userAgent.charAt(userAgent.indexOf("/")+1),10);
function findElement(n,ly) {
	if (browserVers < 4)		return document[n];
	var curDoc = ly ? ly.document : document;
	var elem = curDoc[n];
	if (!elem) {
		for (var i=0;i<curDoc.layers.length;i++) {
			elem = findElement(n,curDoc.layers[i]);
			if (elem) return elem;
		}
	}
	return elem;
}

function newImg(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImg() {
	if (document.images) {
		var img;
		for (var i=0; i<changeImg.arguments.length; i+=2) {
			img = null;
			if (document.layers) {
				img = findElement(changeImg.arguments[i],0);
			}
			else {
				img = document.images[changeImg.arguments[i]];
			}
			if (img) {
				img.src = changeImg.arguments[i+1];
			}
		}
	}
}

var preloadFlag = false;
function preloadImg() {
	if (document.images) {
		WalkinthePark_08_over 	= newImg("/graphics_slices/WalkinthePark_08-over.gif");
		WalkinthePark_08_sticky = newImg("/graphics_slices/WalkinthePark_08-sticky.gif");
		WalkinthePark_09_over 	= newImg("/graphics_slices/WalkinthePark_09-over.gif");
		WalkinthePark_09_sticky = newImg("/graphics_slices/WalkinthePark_09-sticky.gif");
		WalkinthePark_10_over 	= newImg("/graphics_slices/WalkinthePark_10-over.gif");
		WalkinthePark_10_sticky = newImg("/graphics_slices/WalkinthePark_10-sticky.gif");
		if (sticky[0] == "true"){
		home_sticky 	= '/graphics_slices/WalkinthePark_08-sticky.gif';
		home_over 		= '/graphics_slices/WalkinthePark_08-sticky.gif'
		}
		else {
		home_sticky 	= '/graphics_slices/WalkinthePark_08.gif';
		home_over		= '/graphics_slices/WalkinthePark_08-over.gif'
		};
		if (sticky[1] == "true"){
		service_sticky 	= '/graphics_slices/WalkinthePark_09-sticky.gif';
		service_over	= '/graphics_slices/WalkinthePark_09-sticky.gif'
		}
		else {
		service_sticky 	= '/graphics_slices/WalkinthePark_09.gif';
		service_over 	= '/graphics_slices/WalkinthePark_09-over.gif'
		};
		if (sticky[2] == "true"){
		contact_sticky 	= '/graphics_slices/WalkinthePark_10-sticky.gif';
		contact_over 	= '/graphics_slices/WalkinthePark_10-sticky.gif'
		}
		else {
		contact_sticky 	= '/graphics_slices/WalkinthePark_10.gif';
		contact_over 	= '/graphics_slices/WalkinthePark_10-over.gif'
		};
		preloadFlag = true;
		setTabs();
	}
}

function setTabs() {if (preloadFlag == true){
		changeImg('WalkinthePark_08', home_sticky);
		changeImg('WalkinthePark_09', service_sticky);
		changeImg('WalkinthePark_10', contact_sticky);
}}

/***********************************************
* Required field(s) validation v1.10- By NavSurf
* Visit Nav Surf at http://navsurf.com
* Visit http://www.dynamicdrive.com/ for full source code
***********************************************/

function formCheck(formobj){

	// dialog message
	var alertMsg = "Please complete the following fields:\n";
	
	var l_Msg = alertMsg.length;
	
	for (var i = 0; i < fieldRequired.length; i++){
		var obj = formobj.elements[fieldRequired[i]];
		if (obj){
			switch(obj.type){
			case "select-one":
				if (obj.selectedIndex == -1 || obj.options[obj.selectedIndex].text == ""){
					alertMsg += " - " + fieldDescription[i] + "\n";
				}
				break;
			case "select-multiple":
				if (obj.selectedIndex == -1){
					alertMsg += " - " + fieldDescription[i] + "\n";
				}
				break;
			case "text":
			case "textarea":
				if (obj.value == "" || obj.value == null){
					alertMsg += " - " + fieldDescription[i] + "\n";
				}
				break;
			default:
			}
			if (obj.type == undefined){
				var blnchecked = false;
				for (var j = 0; j < obj.length; j++){
					if (obj[j].checked){
						blnchecked = true;
					}
				}
				if (!blnchecked){
					alertMsg += " - " + fieldDescription[i] + "\n";
				}
			}
		}
	}

	if (alertMsg.length == l_Msg){
		return true;
	}else{
		alert(alertMsg);
		return false;
	}
}