//Author: Chaitan (hello _AT_ chaitan.com)

//Functions written by Tomer Shiran are
//setCookie, getCookie, deleteCookie,
//fixDate, rememberMe, forgetMe.
//Copyright notice follows.

//Copyright (c) 1996-1997 Athenia Associates.
//http://www.webreference.com/js/
//License is granted if and only if this entire
//copyright notice is included. By Tomer Shiran.

//(Chaitan: )function copied over from
//MT Template. delete a cookie.
function deleteCookie (name, path, domain) {
    if (getCookie(name)) {
      document.cookie = name + "=" + ((path) ? "; path=" + path : "") +
        ((domain) ? "; domain=" + domain : "") + 
	"; expires=Thu, 01-Jan-70 00:00:01 GMT";
    }
}

//(Chaitan: ) function to change <a> tags
//marked as external, so that the target
//opens in a new window. This function is
//called from onLoad. This is done in javascript
//instead if html to stay standards compliant.
function externalLinks() {
    if(!document.getElementsByTagName) return;
    var anchors = document.getElementsByTagName("a");
    for(var i=0; i<anchors.length; i++) {
      var anchor = anchors[i];
      if(anchor.getAttribute("href") && anchor.getAttribute("rel") == "external") {
        anchor.target = "_blank";
      }
    }
}
Event.observe(window, 'load', externalLinks);


//(Chaitan: )function copied over from previous
//news.php. not sure what it does.
function fixDate (date) {
    var base = new Date(0);
    var skew = base.getTime();
    if (skew > 0)
      date.setTime(date.getTime() - skew);
}

//(Chaitan: )function copied over from MT template
//deletes 'remember me' cookies.
function forgetMe (f) {
    deleteCookie('mtcmtmail', '/', '');
    deleteCookie('mtcmthome', '/', '');
    deleteCookie('mtcmtauth', '/', '');
    f.email.value = '';
    f.author.value = '';
    //f.author.value = 'Anonymous Coward';
    f.url.value = '';
}

//(Chaitan: )function to get a Cookie.
//Copied over from previous news.php as is.
function getCookie (name) {
  var prefix = name + '=';
  //returns all stored cookies
  var c = document.cookie;
  var nullstring = '';
  var cookieStartIndex = c.indexOf(prefix);
  //if 'name' cookie is not found, return empty string
  if (cookieStartIndex == -1)
    return nullstring;
  var cookieEndIndex = c.indexOf(";", cookieStartIndex + prefix.length);
  //if ';' is not found after this cookie value, probably is the last cookie
  if (cookieEndIndex == -1)
    cookieEndIndex = c.length;
  //return substring that contains only the cookie value.
  return unescape(c.substring(cookieStartIndex + prefix.length, cookieEndIndex));
}

//(Chaitan: )function copied over from MT Template.
//sets a cookie to remember the current commenter.
function rememberMe (f) {
    var now = new Date();
    fixDate(now);
    now.setTime(now.getTime() + 365 * 24 * 60 * 60 * 1000);
    if (f.author != undefined)
      setCookie('mtcmtauth', f.author.value, now, '/', '', '');
    if (f.email != undefined)
      setCookie('mtcmtmail', f.email.value, now, '/', '', '');
    if (f.url != undefined)
      setCookie('mtcmthome', f.url.value, now, '/', '', '');
}

//(Chaitan: )function to set a Cookie.
//Copied over from previous news.php as is.
function setCookie(name, value, expires, path, domain, secure) {
  var curCookie = name + "=" + escape(value) + 
    (expires ? "; expires=" + expires.toGMTString() : "") + 
    (path ? "; path=" + path : "") + 
    (domain ? "; domain=" + domain : "") +
    (secure ? "secure" : "");
    
  document.cookie = curCookie;
}

/*
based on YUI: Dialog Alert Widget by Dav Glass
http://blog.davglass.com/files/yui/widget_alert/

Modified by: Chaitan (hello _at_ chaitan.com)
*/
Event.observe(window, 'load', function() {

    var handleOK = function() {
      this.hide();
    };

    var dlg = new YAHOO.widget.SimpleDialog('dlg', {
      effect:{effect:YAHOO.widget.ContainerEffect.FADE,
	      duration:1.0},
      visible:false,
      width: '20em',
      zIndex: 9999,
      close: false,
      fixedcenter: true,
      modal: true,
      draggable: true,
      constraintoviewport: true, 
      icon: YAHOO.widget.SimpleDialog.ICON_WARN,
      buttons: [ { text: 'OK', handler: handleOK, isDefault: true } ]
      });
    dlg.setHeader("Alert!");
    //overwrite javascript's alert for simple alerts
    window.alert = function(str) {
      dlg.setBody(str);
      dlg.cfg.queueProperty('icon', YAHOO.widget.SimpleDialog.ICON_WARN);
      dlg.render("uicontainer");
      dlg.show();
    };
    //create special function for other alerts.
    confirmDialog = function(header, body, okHandler) {
      dlg.setHeader(header);
      dlg.setBody(body);
      dlg.cfg.queueProperty('icon', YAHOO.widget.SimpleDialog.ICON_INFO);
      okButton = [ {text: 'OK', handler: okHandler, isDefault: true} ];
      dlg.cfg.queueProperty('buttons', okButton);
      dlg.render("uicontainer");
      dlg.show();
    }

    var wait = new YAHOO.widget.Panel("wait",  
      { width: "240px", 
	effect:{effect:YAHOO.widget.ContainerEffect.FADE,
		duration:0.75},
        fixedcenter: true, 
	close: false, 
	draggable: false, 
	zindex:4,
	modal: true,
	visible: false } );
    wait.setHeader("Please wait...");
    wait.setBody("<img src=\"http://us.i1.yimg.com/us.yimg.com/i/us/per/gr/gp/rel_interstitial_loading.gif\"/>");
    wait.render("uicontainer");
	
    waitShow = function() {
      wait.show();
    }
	
    waitHide = function() {
      wait.hide();
    }
	
});