var SendStaf = "/wp-content/plugins/sendtoafriend/sendtoafriend.php?staf=true";

function initStaf() {
	// initiates the object for sending and receiving data
	httpStaf = staf_getHTTPObject();
	oRemovedNode = document.getElementById("stafBlock");
	oRemovedNode.parentNode.removeChild(oRemovedNode);
	document.body.appendChild(oRemovedNode);
	
	stafLnk = document.getElementById('stafLink');
	staffrm = document.getElementById('stafForm').innerHTML;
	if(stafLnk) {
		stafLnk.onclick = function() {
			document.getElementById('stafUrl').value = document.URL;
			document.getElementById('stafBlock').style.display = 'block';
//			document.getElementById('stafBlock').style.visibility = 'visible';
			ws = staf_windowsize();
			w = parseInt(document.getElementById('stafBlock').offsetWidth);
			h = parseInt(document.getElementById('stafBlock').offsetHeight);
			stafTopOffset =0;
			if(document.body.scrollTop) {
				stafTopOffset = document.body.scrollTop;
			} else if(document.documentElement.scrollTop){ 
				stafTopOffset = document.documentElement.scrollTop;
			}
			document.getElementById('stafBlock').style.top =  (stafTopOffset + ((ws.y/2)-(h/2)))+"px" ;
			document.getElementById('stafBlock').style.left =  ((ws.x/2)-(w/2))+"px";
			return false;
		}
	}
}

function initIm() {
	// initiates the object for sending and receiving data
	oRemovedNode = document.getElementById("imBlock");
	oRemovedNode.parentNode.removeChild(oRemovedNode);
	document.body.appendChild(oRemovedNode);
	
	imLnk = document.getElementById('imLink');
	imfrm = document.getElementById('imForm').innerHTML;
	if(imLnk) {
		imLnk.onclick = function() {
			document.getElementById('imBlock').style.display = 'block';
			ws = im_windowsize();
			w = parseInt(document.getElementById('imBlock').offsetWidth);
			h = parseInt(document.getElementById('imBlock').offsetHeight);
			imTopOffset =0;
			if(document.body.scrollTop) {
				imTopOffset = document.body.scrollTop;
			} else if(document.documentElement.scrollTop){ 
				imTopOffset = document.documentElement.scrollTop;
			}
			document.getElementById('imBlock').style.top =  (imTopOffset + ((ws.y/2)-(h/2)))+"px" ;
			document.getElementById('imBlock').style.left =  ((ws.x/2)-(w/2))+"px";
			return false;
		}
	}
}


function staf_Close() {
	document.getElementById('stafBlock').style.display = 'none';
//	document.getElementById('stafBlock').style.visibility = 'hidden';		
	return false;
}
function im_Close() {
	document.getElementById('imBlock').style.display = 'none';
//	document.getElementById('stafBlock').style.visibility = 'hidden';		
	return false;
}

function staf_Reset() {

	document.getElementById('stafBlock').style.display = 'none';
//	document.getElementById('stafBlock').style.visibility = 'hidden';	
	document.getElementById('stafForm').innerHTML = staffrm;
}
function im_Reset() {

	document.getElementById('imBlock').style.display = 'none';
//	document.getElementById('stafBlock').style.visibility = 'hidden';	
	document.getElementById('imForm').innerHTML = staffrm;
}

function staf_Error(stafErrorArr) {
	document.getElementById('stafLblFromName').style.color = "inherit";
	//document.getElementById('stafLblFromMail').style.color = "inherit";
	document.getElementById('stafLblToName').style.color = "inherit";
	document.getElementById('stafLblToMail').style.color = "inherit";
	for(i = 0; i < stafErrorArr.length; i++) {
		document.getElementById(stafErrorArr[i]).style.color = '#ff0000';
	}	
}
function im_Error(imErrorArr) {
	document.getElementById('imLblToName').style.color = "inherit";
	for(i = 0; i < imErrorArr.length; i++) {
		document.getElementById(imErrorArr[i]).style.color = '#ff0000';
	}
}

function im_Submit() {
	var screenname = document.getElementById('imToName').value;
	var message = document.getElementById('imMessage').value;
	if (screenname == null || screenname == '') {
		staf_Error(Array('imToName'));
		return false;
	}	
	if (message == null || message == '') {
		message = 'Check out this hilarious story on RoommateRant.com';
	}
	
	location.href = "aim:goim?screenname=" + screenname + "&message=" + escape("<a href=\"" + location.href + "\">" + message + "</a>");
	document.getElementById("imForm").innerHTML = im_confirmtext;
	setTimeout('im_Reset()', 1000);
	return false;
}

//returns the window size 
function staf_windowsize() {
	var x,y;
	if (self.innerHeight) // all except Explorer
	{
		x = self.innerWidth;
		y = self.innerHeight;
	}
	else if (document.documentElement && document.documentElement.clientHeight)
		// Explorer 6 Strict Mode
	{
		x = document.documentElement.clientWidth;
		y = document.documentElement.clientHeight;
	}
	else if (document.body) // other Explorers
	{
		x = document.body.clientWidth;
		y = document.body.clientHeight;
	}
	retval = new Object;
	retval.x = x;
	retval.y = y; 
	return retval;
}
function im_windowsize() {
	var x,y;
	if (self.innerHeight) // all except Explorer
	{
		x = self.innerWidth;
		y = self.innerHeight;
	}
	else if (document.documentElement && document.documentElement.clientHeight)
		// Explorer 6 Strict Mode
	{
		x = document.documentElement.clientWidth;
		y = document.documentElement.clientHeight;
	}
	else if (document.body) // other Explorers
	{
		x = document.body.clientWidth;
		y = document.body.clientHeight;
	}
	retval = new Object;
	retval.x = x;
	retval.y = y; 
	return retval;
}

//initiates and handles the XMLHttpRequest object
//as found here: http://www.webpasties.com/xmlHttpRequest

function staf_getHTTPObject() {
  var xmlhttp;
  /*@cc_on
  @if (@_jscript_version >= 5)
    try {
      xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
    } catch (e) {
      try {
        xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
      } catch (E) {
        xmlhttp = false;
      }
    }
  @else
  xmlhttp = false;
  @end @*/
  if (!xmlhttp && typeof XMLHttpRequest != 'undefined') {
    try {
      xmlhttp = new XMLHttpRequest();
    } catch (e) {
      xmlhttp = false;
    }
  }
  return xmlhttp;
}


// brothercake's generic onload
// http://www.brothercake.com/site/resources/scripts/onload/

if(typeof window.addEventListener != 'undefined')
{
	//.. gecko, safari, konqueror and standard
	window.addEventListener('load', initStaf, false);
	window.addEventListener('load', initIm, false);
}
else if(typeof document.addEventListener != 'undefined')
{
	//.. opera 7
	document.addEventListener('load', initStaf, false);
	document.addEventListener('load', initIm, false);
}
else if(typeof window.attachEvent != 'undefined')
{
	//.. win/ie
	window.attachEvent('onload', initStaf);
	window.attachEvent('onload', initIm);
}