function initPopups()
{
	initPopup({
		openEvent:'click'
	});
}
if (window.addEventListener)
	window.addEventListener("load", initPopups, false);
else if (window.attachEvent)
	window.attachEvent("onload", initPopups);
	
function initPopup(_popup) {
	if (!_popup.popupHolderTag) _popup.popupHolderTag = 'li';
	if (!_popup.popupTag) _popup.popupTag = 'div';
	if (!_popup.popupHolderClass) _popup.popupHolderClass = 'popup-holder';
	if (!_popup.popupClass) _popup.popupClass = 'popup';
	if (!_popup.linkOpenClass) _popup.linkOpenClass = 'open';
	if (!_popup.linkCloseClass) _popup.linkCloseClass = 'close';
	if (!_popup.openClass) _popup.openClass = 'active';
	if (!_popup.openEvent) _popup.openEvent = 'hover';
	
	var timer = [];	
	var _popupHolderTag = document.getElementsByTagName(_popup.popupHolderTag);
	if (_popupHolderTag) {
		for (var i=0; i<_popupHolderTag.length; i++) {
			if (_popupHolderTag[i].className.indexOf(_popup.popupHolderClass) != -1) {
				var _popupLink = _popupHolderTag[i].getElementsByTagName('a');
				for (var j=0; j<_popupLink.length; j++) {
					_popupLink[j].parent = _popupHolderTag[i];
					if (_popupLink[j].className.indexOf(_popup.linkOpenClass) != -1) {
						if (_popup.openEvent == 'click') {
							_popupLink[j].onclick = function(){
								if (this.parent.className.indexOf(_popup.openClass) != -1) {
									this.parent.className = this.parent.className.replace(_popup.openClass,'');
								} else {
									this.parent.className += ' '+_popup.openClass;
								}
								return false;
							}
						} else {
							var _popupTag = _popupHolderTag[i].getElementsByTagName(_popup.popupTag);
							for (var k=0; k<_popupTag.length; k++) {
								if (_popupTag[k].className.indexOf(_popup.popupClass) != -1) {
									_popupTag[k].parent = _popupHolderTag[i];
									_popupTag[k].onmouseover = function(){
										if (timer[j]) clearTimeout(timer[j]);
										if (this.parent.className.indexOf(_popup.openClass) == -1) {
											this.parent.className += ' '+_popup.openClass;
										}
									}
									_popupTag[k].onmouseout = function(){
										var _this = this;
										timer[j] = setTimeout(function(){
											_this.parent.className = _this.parent.className.replace(_popup.openClass,'');
										},2);
									}	
								}
							}
							_popupLink[j].onmouseover = function(){
								if (timer[j]) clearTimeout(timer[j]);
								if (this.parent.className.indexOf(_popup.openClass) == -1) {
									this.parent.className += ' '+_popup.openClass;
								}
							}
							_popupLink[j].onmouseout = function(){
								var _this = this;
								timer[j] = setTimeout(function(){
									_this.parent.className = _this.parent.className.replace(_popup.openClass,'');
								},2);
							}
						}
					} else if (_popupLink[j].className.indexOf(_popup.linkCloseClass) != -1) {
						_popupLink[j].onclick = function(){
							if (this.parent.className.indexOf(_popup.openClass) != -1) {
								this.parent.className = this.parent.className.replace(_popup.openClass,'');
							} else {
								this.parent.className += ' '+_popup.openClass;
							}
							return false;
						}
					}
				}
			}		
		}
	}
}
function initPage()
{
	clearFormFields({
		clearInputs: true,
		clearTextareas: true,
		passwordFieldText: true,
		addClassFocus: "focus",
		filterClass: "default"
	});
}
function clearFormFields(o)
{
	if (o.clearInputs == null) o.clearInputs = true;
	if (o.clearTextareas == null) o.clearTextareas = true;
	if (o.passwordFieldText == null) o.passwordFieldText = false;
	if (o.addClassFocus == null) o.addClassFocus = false;
	if (!o.filter) o.filter = "default";
	if(o.clearInputs) {
		var inputs = document.getElementsByTagName("input");
		for (var i = 0; i < inputs.length; i++ ) {
			if((inputs[i].type == "text" || inputs[i].type == "password") && inputs[i].className.indexOf(o.filterClass)) {
				inputs[i].valueHtml = inputs[i].value;
				inputs[i].onfocus = function ()	{
					if(this.valueHtml == this.value) this.value = "";
					if(this.fake) {
						inputsSwap(this, this.previousSibling);
						this.previousSibling.focus();
					}
					if(o.addClassFocus && !this.fake) {
						this.className += " " + o.addClassFocus;
						this.parentNode.className += " parent-" + o.addClassFocus;
					}
				}
				inputs[i].onblur = function () {
					if(this.value == "") {
						this.value = this.valueHtml;
						if(o.passwordFieldText && this.type == "password") inputsSwap(this, this.nextSibling);
					}
					if(o.addClassFocus) {
						this.className = this.className.replace(o.addClassFocus, "");
						this.parentNode.className = this.parentNode.className.replace("parent-"+o.addClassFocus, "");
					}
				}
				if(o.passwordFieldText && inputs[i].type == "password") {
					var fakeInput = document.createElement("input");
					fakeInput.type = "text";
					fakeInput.value = inputs[i].value;
					fakeInput.className = inputs[i].className;
					fakeInput.fake = true;
					inputs[i].parentNode.insertBefore(fakeInput, inputs[i].nextSibling);
					inputsSwap(inputs[i], null);
				}
			}
		}
	}
	if(o.clearTextareas) {
		var textareas = document.getElementsByTagName("textarea");
		for(var i=0; i<textareas.length; i++) {
			if(textareas[i].className.indexOf(o.filterClass)) {
				textareas[i].valueHtml = textareas[i].value;
				textareas[i].onfocus = function() {
					if(this.value == this.valueHtml) this.value = "";
					if(o.addClassFocus) {
						this.className += " " + o.addClassFocus;
						this.parentNode.className += " parent-" + o.addClassFocus;
					}
				}
				textareas[i].onblur = function() {
					if(this.value == "") this.value = this.valueHtml;
					if(o.addClassFocus) {
						this.className = this.className.replace(o.addClassFocus, "");
						this.parentNode.className = this.parentNode.className.replace("parent-"+o.addClassFocus, "");
					}
				}
			}
		}
	}
	function inputsSwap(el, el2) {
		if(el) el.style.display = "none";
		if(el2) el2.style.display = "inline";
	}
}
if (window.addEventListener)
	window.addEventListener("load", initPage, false);
else if (window.attachEvent)
	window.attachEvent("onload", initPage);