function showMessageWindow(title,content) {
	element = $('messagewindow');
	elementcontent = $('messagewindowcontentpart');
	var arrayPageScroll = getPageScroll();
	var arrayPageSize = getPageSize();
	var t = arrayPageScroll[1] + (arrayPageSize[3] / 15);
	element.style.top = (t+100) +"px";
	element.style.display = "block";
	elementcontent.innerHTML = "<div class='header'>"+title+"</div><div class='content'>"+content+"</div>";
}

function showMap(alllocations , parent) {
	element = $('mapwindow');
	elementcontent = $('mapwindowcontentpart');
	var arrayPageScroll = getPageScroll();
	var arrayPageSize = getPageSize();
	var t = arrayPageScroll[1] + (arrayPageSize[3] / 15);
	element.style.top = (t+20) +"px";
	element.style.display = "block";
	elementcontent.innerHTML = "";
	
	var fields = alllocations.split(",");
	var new_locations = "";
	
	for (i = 0; i < fields.length; i++) {
	    if($("location"+fields[i]).checked == true) {
		new_locations += fields[i]+",";
	    }
	}
	
	new_locations.substr(0,-1);
	
	xajax_updateElement('index.php?class=welcome&parent_id='+parent+'&event=ajax&location_string='+new_locations+'&tpl_ajax=Mapka', 'mapwindowcontentpart');
}

function closeMap() {
    document.getElementById('mapwindow').style.display = 'none';
}

function getPageScroll(){

	var yScroll;

	if (self.pageYOffset) {
		yScroll = self.pageYOffset;
	} else if (document.documentElement && document.documentElement.scrollTop){	 // Explorer 6 Strict
		yScroll = document.documentElement.scrollTop;
	} else if (document.body) {// all other Explorers
		yScroll = document.body.scrollTop;
	}

	arrayPageScroll = new Array('',yScroll) 
	return arrayPageScroll;
}

function getPageSize(){
	
	var xScroll, yScroll;
	
	if (window.innerHeight && window.scrollMaxY) {	
		xScroll = document.body.scrollWidth;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}
	
	var windowWidth, windowHeight;
	if (self.innerHeight) {	// all except Explorer
		windowWidth = self.innerWidth;
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}	
	
	// for small pages with total height less then height of the viewport
	if(yScroll < windowHeight){
		pageHeight = windowHeight;
	} else { 
		pageHeight = yScroll;
	}

	// for small pages with total width less then width of the viewport
	if(xScroll < windowWidth){	
		pageWidth = windowWidth;
	} else {
		pageWidth = xScroll;
	}


	arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) 
	return arrayPageSize;
}