//function for dynamically switching the background image
function changeBg(divId,intBack) {
if (ns){
layerObject = document.getElementById(divId).style;
} else {
layerObject = eval(divId + ".style");
}
layerObject.backgroundImage = 'url(images/'+intBack+')';
}

function removeBg(divId,intBack) {
if (ns){
layerObject = document.getElementById(divId).style;
} else {
layerObject = eval(divId + ".style");
}
layerObject.backgroundImage = '';
}

function scriptInit() {
if (!document.getElementById) {
	return;
	}
}
function addEvent(elm, evType, fn, useCapture) {
	if (elm.addEventListener) {
	elm.addEventListener(evType, fn, useCapture);
	return true;
	} else if (elm.attachEvent) {
	var r = elm.attachEvent('on' + evType, fn);
	return r;
	} else {
	elm['on' + evType] = fn;
	}
}
function checkActive() {
	var a = document.getElementsByTagName("a");
	if (window.location.href.substr(location.href.length - 1, 1) == '/') {
		var loc = window.location.href + 'index.html'; 
	}
	else {
		var loc = window.location.href;
	}
	for(var i=0; i < a.length; i++) {
		if (a[i].href == loc) {
			a[i].setAttribute("class", "active");
			a[i].setAttribute("className", "active");
		}
	}
}
addEvent(window, 'load', checkActive, false);
function clickclear(thisfield, defaulttext) {
         if (thisfield.value == defaulttext) {
             thisfield.value = "";
         }
     }
function clickrecall(thisfield, defaulttext) {
         if (thisfield.value == "") {
             thisfield.value = defaulttext;
         }
     }