function toggle(obj) {
	var a = obj;
	
	while(obj.nodeName.toLowerCase() != 'table') {
		obj = obj.nextSibling;
	}

	if(obj.style.display == 'none' || obj.style.display == '') {
		obj.style.display = 'block';
		obj.style.visibility = 'visible';
	}
	else {
		obj.style.display = 'none';
		obj.style.visibility = 'hidden';
	}
	
	a.blur();
}

function sendToFriend(obj) {
	var div = document.getElementById('sendToFriend');

	var top = getPosY(obj) - getSizeH(div);
	var left = getPosX(obj) + getSizeW(obj);
	
	div.style.top = top + 'px';
	div.style.left = left + 'px';
	div.style.visibility = 'visible';
	
	obj.blur();
}

function closeSend(obj) {
	obj.parentNode.parentNode.style.visibility = 'hidden';
}

var http_request = false;
function makeRequest(url, param) {
	if(window.XMLHttpRequest) { // Mozilla, Safari, ...
		http_request = new XMLHttpRequest();
		
	}
	else if(window.ActiveXObject) { // IE
		try {
			http_request = new ActiveXObject("Msxml2.XMLHTTP");
		} catch(e) {
			try {
				http_request = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e) {}
		}
	}
	
	if(!http_request) {
		alert('Giving up :( Cannot create an XMLHTTP instance');
		return false;
	}
	
	http_request.onreadystatechange = returnForm;
	http_request.open('POST', url, true);
	http_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	http_request.setRequestHeader("Content-length", param.length);
    http_request.setRequestHeader("Connection", "close");
    http_request.send(param);
}

function returnForm() {
	if (http_request.readyState == 4) {
         if (http_request.status == 200) {
            //alert(http_request.responseText);
            result = http_request.responseText;
            document.getElementById('sendToFriend').innerHTML = result;            
         } else {
            document.getElementById('sendToFriend').innerHTML = 'Greška!';
         }
		 
		document.getElementById('sendToFriend').style.visibility = 'hidden';
      }
}