function addLoadEvent(func) {
	var oldonload = window.onload;
	if (typeof window.onload != 'function') {
		window.onload = func;
	} else {
		window.onload = function() {
			if (oldonload) {
				oldonload();
			}
			func();
		}
	}
}

/**
 * @author Marco Alionso Ramirez, marco@onemarco.com
 * @url http://onemarco.com
 * @version 1.0
 * This code is public domain
 */

/**
 * The Tooltip class is an addon designed for the Google Maps GMarker class. 
 * @constructor
 * @param {GMarker} marker
 * @param {String} text
 * @param {Number} padding
 */
function Tooltip(marker, text, padding){
	this.marker_ = marker;
	this.text_ = text;
	this.padding_ = padding;
}

Tooltip.prototype = new GOverlay();

Tooltip.prototype.initialize = function(map){
	var div = document.createElement("div");
	div.appendChild(document.createTextNode(this.text_));
	div.className = 'tooltip';
	div.style.position = 'absolute';
	div.style.visibility = 'hidden';
	div.style.backgroundColor = '#FFFFFF';
	div.style.fontWeight = 'bold';
	div.style.width = '200px';
	div.style.height = '22px';
	div.style.padding = '2px';
	div.style.border = '1px solid #000';
	div.style.textAlign = 'center';
	map.getPane(G_MAP_FLOAT_PANE).appendChild(div);
	this.map_ = map;
	this.div_ = div;
}

Tooltip.prototype.remove = function(){
	this.div_.parentNode.removeChild(this.div_);
}

Tooltip.prototype.copy = function(){
	return new Tooltip(this.marker_,this.text_,this.padding_);
}

Tooltip.prototype.redraw = function(force){
	if (!force) return;
	var markerPos = this.map_.fromLatLngToDivPixel(this.marker_.getPoint());
	var iconAnchor = this.marker_.getIcon().iconAnchor;
	var xPos = Math.round(markerPos.x - this.div_.clientWidth / 2);
	var yPos = markerPos.y - iconAnchor.y - this.div_.clientHeight - this.padding_;
	this.div_.style.top = yPos + 'px';
	this.div_.style.left = xPos + 'px';
}

Tooltip.prototype.show = function(){
	this.div_.style.visibility = 'visible';
}

Tooltip.prototype.hide = function(){
	this.div_.style.visibility = 'hidden';
}

function initializeAllHouses(id) {
	addLoadEvent(function() 
		{
			initializeAllHousesFunc(id);
		});
	
	
	
}

function initializeAllHousesFunc(id) {
      if (GBrowserIsCompatible() && !=0) {
        var map = new GMap2(document.getElementById(id), { mapTypes:[G_HYBRID_MAP] });
        map.setCenter(new GLatLng(43.28640374, 2.70071491924), 5);
		map.setUIToDefault();

		// Create a base icon for all of our markers that specifies the
        // shadow, icon dimensions, etc.
        var baseIcon = new GIcon(G_DEFAULT_ICON);
        baseIcon.image = "http://www.kuypersverhuur.nl/images/icons/home.png";
        baseIcon.iconSize = new GSize(32, 37);
        baseIcon.shadowSize = new GSize(0,0);
		var bounds = new GLatLngBounds(); 

		// Creates a marker whose info window displays the letter corresponding
		// to the given index.
		function createMarker(point, html, tooltiptext) {
			var marker = new GMarker(point, baseIcon);
			bounds.extend(point); 
			GEvent.addListener(marker, "click", function() {
				marker.openInfoWindowHtml(html);
			});
			
			var tooltip = new Tooltip(marker,tooltiptext,0); 
			marker.tooltip = tooltip; 
			map.addOverlay(tooltip); 
			GEvent.addListener(marker,'mouseover',function(){ this.tooltip.show(); }); 
			GEvent.addListener(marker,'mouseout',function(){ this.tooltip.hide(); });
			
			return marker;
		}

        // Add 10 markers to the map at random locations
			
		
		
			map.setZoom(map.getBoundsZoomLevel(bounds));
			map.setCenter(bounds.getCenter());         
    }else{
		document.getElementById(id).style.display = 'none';
		document.getElementById(id).style.height = '0px';
	}	
	
}