function resetFilters(frm) {
	for (fld in frm.elements) {
		var el = frm.elements[fld];
		if ( el && el.tagName == "INPUT" && el.type == "text" ) el.value = "";
		if ( el && el.tagName == "INPUT" && el.type == "checkbox" ) el.checked = false;
		if ( el && el.tagName == "INPUT" && el.type == "radio" ) el.checked = false;
		if ( el && el.tagName == "SELECT" ) el.selectedIndex = -1;
		if ( el && el.tagName == "TEXTAREA" ) el.value = "";
	} //for
}

function Hash()
{
	this.length = 0;
	this.items = new Array();
	for (var i = 0; i < arguments.length; i += 2) {
		if (typeof(arguments[i + 1]) != 'undefined') {
			this.items[arguments[i]] = arguments[i + 1];
			this.length++;
		}
	}

	this.removeItem = function(in_key)
	{
		var tmp_value;
		if (typeof(this.items[in_key]) != 'undefined') {
			this.length--;
			var tmp_value = this.items[in_key];
			delete this.items[in_key];
		}

		return tmp_value;
	}

	this.getItem = function(in_key) {
		return this.items[in_key];
	}

	this.setItem = function(in_key, in_value)
	{
		if (typeof(in_value) != 'undefined') {
			if (typeof(this.items[in_key]) == 'undefined') {
				this.length++;
			}

			this.items[in_key] = in_value;
		}

		return in_value;
	}

	this.hasItem = function(in_key)
	{
		return typeof(this.items[in_key]) != 'undefined';
	}
}

function DivModel() {

	var aniTimer;
	var zInTimer;
	var zOutTimer;
	var element;
	var dv_bg;
	var dv_text;
	var modifier = 1;
	var height;
	var status;
	
	var fade = function() {
		dv_bg.style.opacity = parseFloat(modifier) * 0.1 + parseFloat(dv_bg.style.opacity);
		if ((dv_bg.style.opacity >= 1 && modifier == 1) || (dv_bg.style.opacity <= 0 && modifier == -1)) {
			clearInterval(aniTimer);
		}
	}
	
	var zoom = function() {
		if ( status == "appearing" ) {
			//console.log(status);
			return;
		}
		if (element.style.opacity > 0 ) {
			element.style.opacity = parseFloat(element.style.opacity) - 0.05;
		} else {
			element.style.height = height--;
			if ( height <= -1 ) {
				clearInterval(zOutTimer);
				_container.removeChild(element);
				//console.log("removed");
			} //if
		} //if - else
	}
	
	var appear = function() {
		element.style.opacity = parseFloat(element.style.opacity) + 0.1;
		if ( element.style.opacity >= 1 ) {
			status = "";
			clearInterval(zInTimer);
			//console.log("added " + element.id);
		}
	}

	var doFadeIn = function() {
		clearInterval(aniTimer);
		modifier = 1;
		aniTimer = setInterval(fade, 15);
	}

	var doFadeOut = function() {
		clearInterval(aniTimer);
		modifier = -1;
		aniTimer = setInterval(fade, 15);
	}

	this.doZoomOut = function() {
		//console.log(element.style.opacity);
		height = element.clientHeight;
		//console.log(element.clientHeight);
		zOutTimer = setInterval(zoom, 15);
	}
	
	this.doAppear = function() {
		status = "appearing";
		zInTimer = setInterval(appear, 15);
	}
	
	this.generate = function(color, id, content) {
		element = document.createElement( "div" );
		element.id = id;
		element.className = "item";
		element.style.opacity = 0;
		dv_bg = document.createElement( "div" );
		dv_bg.className = "bg";
		dv_bg.style.backgroundColor = color;
		dv_bg.style.opacity = 1;
		dv_bg.id = id;
		dv_text = document.createElement( "div" );
		dv_text.className = "progress_content";
		dv_text.innerHTML = content;
		dv_text.addEventListener( "mouseover", doFadeOut, false );
		dv_text.addEventListener( "mouseout", doFadeIn, false );
		//
		element.appendChild( dv_bg );
		element.appendChild( dv_text );
		//
	}

	this.updateContent = function(content) {
		dv_text.innerHTML = content;
	}

	this.getElement = function() { return element; }
}