var XMLHTTP_SUCCEED_CODE = 200;
var XMLHTTP_READY = 4;
function openDiv(divName) {
	if (/MSIE (\d+\.\d+);/.test(navigator.userAgent)) {
		calculateLeft = Math.round(((document.body.clientWidth/2) - 270));
		calculateTop = 10;
	} else {
		calculateLeft = Math.round(((window.innerWidth/2) - 270));
		calculateTop = 10;
	}
	var oDiv  = document.getElementById(divName);
	var oGrey = document.getElementById('grey');
	var scrolled  = GetScrollTop();
	
	oGrey.style.position = 'absolute';
	oGrey.style.left = '0px';
	oGrey.style.top = scrolled+'px';	
	oGrey.style.visibility = 'visible';
	oGrey.style.width = '100%';
	oGrey.style.height = '100%';
	
	oDiv.style.visibility = 'visible';
	oDiv.style.width = '700px';
	oDiv.style.height = '540px';
	oDiv.style.position = 'absolute';
	oDiv.style.backgroundColor = '#ffffff';
	oDiv.style.top = calculateTop+"px";
	oDiv.style.left = calculateLeft+"px";
		
}
function closeDiv(divId) {
	var oDiv = document.getElementById(divId);
	oDiv.style.visibility = 'hidden';
	oDiv.style.width = '0px';
	oDiv.style.height = '0px';	
	oDiv.innerHTML = '';
	var oGrey = document.getElementById('grey');
	oGrey.style.visibility = 'hidden';
	oGrey.style.width = '0px';
	oGrey.style.height = '0px';	
}
function GetScrollTop() {
  return window.pageYOffset||
    document.documentElement&&document.documentElement.scrollTop||
    document.body.scrollTop||0;
}
function initialize() {
      if (GBrowserIsCompatible()) {
        var map = new GMap2(document.getElementById("map_canvas"),
            { size: new GSize(700,600) } );
        map.removeMapType(G_HYBRID_MAP);
        map.setCenter(new GLatLng(53.1472, 6.7362), 15);
        map.addControl(new GLargeMapControl());
        map.openInfoWindow(map.getCenter(),"Blue System Support<br>Satellietlaan 22<br>9602 MA Hoogezand ");
    
        var mapControl = new GMapTypeControl();
        map.addControl(mapControl);
        
      } 
}
function insertContent(divId){
	document.getElementById(divId).innerHTML = "&nbsp;&nbsp;<a class='Sitemap' href='#' onClick=\"closeDiv('"+divId+"'); GUnload()\"><font size='2' color='red'><strong>X</strong></font> Venster sluiten</a><br/><div id='map_canvas' style='width: 500px; height: 300px'></div>";
}
function setSideHeight () {
	//.offsetHeight
	var mainContent = document.getElementById('content');
	var mainMenu 	= document.getElementById('menu');
	var news		= document.getElementById('newsColumn');
	if (mainMenu.offsetHeight > mainContent.offsetHeight) {
		mainContent.style.height = mainMenu.offsetHeight+"px";
		if (news != null) {
			news.style.height = mainMenu.offsetHeight+"px";
		}
	} else if (mainMenu.offsetHeight < mainContent.offsetHeight) {
		mainMenu.style.height = mainContent.offsetHeight+"px";
		if (news != null) {
			news.style.height = mainContent.offsetHeight+"px";
		}
	}
}