/**
 * COMMON DHTML FUNCTIONS
 * These are handy functions I use all the time.
 *
 * By Seth Banks (webmaster at subimage dot com)
 * http://www.subimage.com/
 *
 * Up to date code can be found at http://www.subimage.com/dhtml/
 *
 * This code is free for you to use anywhere, just keep this comment block.
 */

/**
 * X-browser event handler attachment and detachment
 *
 * @argument obj - the object to attach event to
 * @argument evType - name of the event - DONT ADD "on", pass only "mouseover", etc
 * @argument fn - function to call
 */
function addEvent(obj, evType, fn){
 if (obj.addEventListener){
    obj.addEventListener(evType, fn, true);
    return true;
 } else if (obj.attachEvent){
    var r = obj.attachEvent("on"+evType, fn);
    return r;
 } else {
    return false;
 }
}
function removeEvent(obj, evType, fn, useCapture){
  if (obj.removeEventListener){
    obj.removeEventListener(evType, fn, useCapture);
    return true;
  } else if (obj.detachEvent){
    var r = obj.detachEvent("on"+evType, fn);
    return r;
  } else {
    alert("Handler could not be removed");
  }
}

/**
 * Code below taken from - http://www.evolt.org/article/document_body_doctype_switching_and_more/17/30655/
 *
 * Modified 4/22/04 to work with Opera/Moz (by webmaster at subimage dot com)
 *
 * Gets the full width/height because it's different for most browsers.
 */
function getViewportHeight() {
	if (window.innerHeight!=window.undefined) return window.innerHeight;
	if (document.compatMode=='CSS1Compat') return document.documentElement.clientHeight;
	if (document.body) return document.body.clientHeight; 
	return window.undefined; 
}
function getViewportWidth() {
	if (window.innerWidth!=window.undefined) return window.innerWidth; 
	if (document.compatMode=='CSS1Compat') return document.documentElement.clientWidth; 
	if (document.body) return document.body.clientWidth; 
	return window.undefined;
}

function confirmDelete(message) {

    return confirm("Are you sure you want to delete the " + message + "?");

}

function onUpdating() {
    // get the update progress div
    var updateProgressDiv = $get('updateProgressDiv');

    //  get the gridview element
    var gridView = $get(gridviewclientid);

    // make it visible
    updateProgressDiv.style.display = '';

    // get the bounds of both the gridview and the progress div
    var gridViewBounds = Sys.UI.DomElement.getBounds(gridView);
    var updateProgressDivBounds = Sys.UI.DomElement.getBounds(updateProgressDiv);

    var x;
    var y;

    //    do the math to figure out where to position the element

    //Center of GridView
    x = gridViewBounds.x + Math.round(gridViewBounds.width / 2) - Math.round(updateProgressDivBounds.width / 2);
    y = gridViewBounds.y + Math.round(gridViewBounds.height / 2) - Math.round(updateProgressDivBounds.height / 2);

    //    set the progress element to this position
    Sys.UI.DomElement.setLocation(updateProgressDiv, x, y);
}

function onUpdated() {
    // get the update progress div
    var updateProgressDiv = $get('updateProgressDiv');
    // make it invisible
    updateProgressDiv.style.display = 'none';
}