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

///// FEATURES - IMAGE VIEWER FUNCTION \\\\\\

    var features_http_request = false;

    var initializeCount = 0;
    var autoDiv = 1;
    var activeDiv = 0;
    var activationTimer = setInterval('changeDiv()', 7000);
    
    //used to stop the auto-switching
    //var activationTimer =clearInterval(activationTimer);
    //
    var pause = 0;

	var FEATUREID;
	var LINKIMG;
	var TITLE;
	var SHORTCOPY;

	function features_makeRequest(url) {

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

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

	}
	
    function setupFeatures(){
        features_makeRequest("getFeatures.aspx");
    }
    
    function refreshPlayer(){
   			  
        document.getElementById("feature").innerHTML = "<a href=\"features_selected.aspx?id=" + FEATUREID + "\"><img src=\"images/features/" + LINKIMG + "\" alt=\"\" border=\"0\" /></a>";
        //document.getElementById("featuretext").innerHTML = SHORTCOPY;
    }
	
	function setContentsFeature() {
		if (features_http_request.readyState == 4) {
			if (features_http_request.status == 200) {
			  
			    var RESPONSE = String(features_http_request.responseText);
			    var RETURNED = RESPONSE.split("|");
			    
			    FEATUREID = RETURNED[0];
			    LINKIMG = RETURNED[1];
			    TITLE = RETURNED[2];
			    SHORTCOPY = RETURNED[3];
			    
			    refreshPlayer();
			    
			} else {
				//alert('There was a problem with the request.');
				refreshPlayer();
			}
		}
	} 
	
	function changeDiv() {
	    changeFeature('next');
    }

    function pauseplayer() {
	    if (pause == 0) {
		    clearInterval(activationTimer);
		    pause = 1;
		    document.getElementById("pause").style.display = 'none';
		    document.getElementById("play").style.display = 'block';
	    } else {
		    activationTimer = setInterval('changeDiv()', 5000);
		    pause = 0;
		    document.getElementById("play").style.display = 'none';
		    document.getElementById("pause").style.display = 'block';
	    }
    }

	function changeFeature(action) {
        features_makeRequest("getFeatures.aspx?id=" + FEATUREID + "&action=" + action );
    }
    
    function changeFeatureJump(action, id) {
        features_makeRequest("getFeatures.aspx?id=" + id + "&action=" + action );
    }