/*
 * JTip
 * By Cody Lindley (http://www.codylindley.com)
 * Under an Attribution, Share Alike License
 * JTip is built on top of the very light weight jquery library.
 */

//on page load (as soon as its ready) call JT_init
$(document).ready(JT_init);

function JT_init(){
	       $("a.jTip")
		   .hover(function(){JT_show(this.href,this.id,this.rel)},function(){$('#JT').remove()})
           .click(function(){return false});	   
}

function JT_show(url,linkId,title){
	if(title == false)title=" ";
	var de = document.documentElement;
	var w = self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;
	
	var pos = findPos(document.getElementById(linkId));
	
	var hasArea = w - pos[0];
	var clickElementy = pos[1] - 3;
	var queryString = url.replace(/^[^\?]+\??/,'');
	var params = parseQuery( queryString );
	if(params['width'] === undefined){params['width'] = 350};
	if(params['link'] !== undefined){
	$('#' + linkId).bind('click',function(){window.location = params['link']});
	$('#' + linkId).css('cursor','pointer');
	}
	
	if(hasArea>((params['width']*1)+75)){
		$("body").append("<div id='JT' style='width:"+params['width']*1+"px'><div id='JT_arrow_left'></div><div id='JT_close_left'>"+title+"</div><div id='JT_copy'><div class='JT_loader'><div></div></div>");//right side
		var arrowOffset = getElementWidth(linkId) + 11;
		var clickElementx = pos[0] + arrowOffset; //set x position
	}else{
		$("body").append("<div id='JT' style='width:"+params['width']*1+"px'><div id='JT_arrow_right' style='left:"+((params['width']*1)+1)+"px'></div><div id='JT_close_right'>"+title+"</div><div id='JT_copy'><div class='JT_loader'><div></div></div>");//left side
		var clickElementx = pos[0] - ((params['width']*1) + 15); //set x position
	}
	
	if (navigator.appName == 'Microsoft Internet Explorer') {
		clickElementx /= 2;
		clickElementx += 50;
	}
	
	$('#JT').css({left: clickElementx+"px", top: clickElementy+"px"});
	$('#JT').show();
	//$('#JT_copy').load(url);
	$('#JT_copy').html($('#j' + linkId).html());

}

function getElementWidth(objectId) {
	x = document.getElementById(objectId);
	return x.offsetWidth;
}

function getAbsoluteLeft(objectId) {
	var o = document.getElementById(objectId);
	var oLeft = o.offsetLeft;
	
	while(o.offsetParent!=null) {
		var oParent = o.offsetParent;
		oLeft += oParent.offsetLeft;
		o = oParent;
	}
	return oLeft;
}

function getAbsoluteTop(objectId) {
	var o = document.getElementById(objectId)
	var oTop = o.offsetTop;
	
	while(o.offsetParent!=null) {
		var oParent = o.offsetParent;
		oTop += oParent.offsetTop;
		o = oParent;
	}
	return oTop;
}

function parseQuery ( query ) {
   var Params = new Object ();
   if ( ! query ) return Params; // return empty object
   var Pairs = query.split(/[;&]/);
   for ( var i = 0; i < Pairs.length; i++ ) {
      var KeyVal = Pairs[i].split('=');
      if ( ! KeyVal || KeyVal.length != 2 ) continue;
      var key = unescape( KeyVal[0] );
      var val = unescape( KeyVal[1] );
      val = val.replace(/\+/g, ' ');
      Params[key] = val;
   }
   return Params;
}

function blockEvents(evt) {
              if(evt.target){
              evt.preventDefault();
              }else{
              evt.returnValue = false;
              }
}

function findPos(obj) {
	var curleft = curtop = 0;
	if (obj.offsetParent) {
		curleft = obj.offsetLeft
		curtop = obj.offsetTop
		while (obj = obj.offsetParent) {
			curleft += obj.offsetLeft
			curtop += obj.offsetTop
		}
	}
	return [curleft,curtop];
}