// Warchild JavaScript Document - Image Viewer Function (Large)
// Authors: Pablo Mellognio / Adrian Busscheart
// Email: pablo@socimedia.com / adrian@socimedia.com

///// MUSICIANS - IMAGE VIEWER FUNCTION \\\\\\

    var musicians_http_request = false;

    var initializeCount = 0;
    var autoDiv = 1;
    var activeDiv = 0;

	var MUSICIANID;
	var LINKIMG;
	var MUSICIANNAME;
	var SHORTCOPY;

	function musicians_makeRequest(url) {

		musicians_http_request = false;
        
		if (window.XMLHttpRequest) { // Mozilla, Safari,...
			musicians_http_request = new XMLHttpRequest();
			if (musicians_http_request.overrideMimeType) {
				musicians_http_request.overrideMimeType('text/xml');
			}
		} else if (window.ActiveXObject) { // IE
			try {
				musicians_http_request = new ActiveXObject("Msxml2.XMLHTTP");
			} catch (e) {
				try {
				musicians_http_request = new ActiveXObject("Microsoft.XMLHTTP");
				} catch (e) {}
			}
		}

		if (!musicians_http_request) {
			alert('Giving up :( Cannot create an XMLHTTP instance');
			return false;
		}
		
		musicians_http_request.onreadystatechange = setContentsMusicians;
		musicians_http_request.open('GET', url, true);
		musicians_http_request.send(null);

	}
	
    function setupMusicians(){
        musicians_makeRequest("getMusicians.aspx");
    }
    
    function refreshMusiciansPlayer(){

        document.getElementById("musicians_menu").innerHTML = "<a href=\"music_musicians.aspx\"><img src=\"images/music/musicians/" + LINKIMG + "\" alt=\"\" border=\"0\" /></a>";
        document.getElementById("musicians_menutext").innerHTML = "<p>&nbsp;</p><p><span class=\"typeheading\">" + MUSICIANNAME + "</span></p><p>" + SHORTCOPY + "</p><p>&nbsp;</p>";
    }
	
	function setContentsMusicians() {
		if (musicians_http_request.readyState == 4) {
			if (musicians_http_request.status == 200) {
			  
			    var RESPONSE = String(musicians_http_request.responseText);
			    var RETURNED = RESPONSE.split("|");
			    
			    MUSICIANID = RETURNED[0];
			    LINKIMG = RETURNED[1];
			    MUSICIANNAME = RETURNED[2];
			    SHORTCOPY = RETURNED[3];
			    
			    refreshMusiciansPlayer();
			    
			} else {
				alert('There was a problem with the request.');
			}
		}
	} 
	
	function changeMusicianDiv() {
	    changeMusician('next');
    }

	function changeMusician(action) {
        musicians_makeRequest("getMusicians.aspx?id=" + MUSICIANID + "&action=" + action );
    }
    
    function changeMusicianJump(action, id) {
        musicians_makeRequest("getMusicians.aspx?id=" + id + "&action=" + action );
    }