// -------------- AJAX -------------- //
	// global flag
	var isIE = false;
	function setupAJAX() {
	    var req;
	    // ostatak svijeta
	    if (window.XMLHttpRequest) {
			try {
				req = new XMLHttpRequest();
	        } catch(e) {
				req = false;
	        }    	
	    // MS
	    } else if (window.ActiveXObject) {
	        isIE = true;
	        try {
	        	req = new ActiveXObject("Msxml2.XMLHTTP");
	      	} catch(e) {
	        	try {
	          		req = new ActiveXObject("Microsoft.XMLHTTP");
	        	} catch(e) {
	          		req = false;
	        	}
			}
		}
		
		if (!req){
		}
	    return req;
	}
// ------------------------------------ //