/* Greybox Redux
 * Required: http://jquery.com/
 * Written by: John Resig
 * Based on code by: 4mir Salihefendic (http://amix.dk)
 * License: LGPL (read more in LGPL.txt)
 */

var GB_DONE = false;
var GB_HEIGHT = 400;
var GB_WIDTH = 400;

jQuery.greybox = function(par){
	//title, url, width, height, animation, imgClose, altClose
	GB_HEIGHT = par.height || 400;
	GB_WIDTH = par.width || 400;
	var title = par.title || '&nbsp';
	var imgClose = par.imgClose || 'close.gif';
	var altClose = par.altClose || 'Close window';
	var an = par.animation || false;
	var scrolling = par.scrolling || 'yes';
	if(!GB_DONE){
		$(document.body).append("<div id='GB_overlay'></div><div id='GB_window'><div id='GB_caption'></div>"
			+ "<img src='"+imgClose+"' alt='"+altClose+"' /></div>");
		$("#GB_window img").click(jQuery.greyboxHide);
		$("#GB_overlay").click(jQuery.greyboxHide);
		$(window).resize(jQuery.greyboxPos);
		GB_DONE = true;
	}
	
	$("#GB_frame").remove();
	$("#GB_window").append("<iframe id='GB_frame' src='"+par.url+"' scrolling='"+scrolling+"' frameborder='0'></iframe>");
	
	$("#GB_caption").html(title);
	$("#GB_overlay").show();
	jQuery.greyboxPos();
	
	if(an)
		$("#GB_window").slideDown("slow");
	else
		$("#GB_window").show();
}

jQuery.greyboxHide = function(){
  $("#GB_window,#GB_overlay,#GB_shadow").hide();
  return false;
}

jQuery.greyboxPos = function() {
  var de = document.documentElement;
  var w = self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;
  $("#GB_window").css({width:GB_WIDTH+"px",height:GB_HEIGHT+"px",
    left: ((w - GB_WIDTH)/2)+"px" });
  $("#GB_frame").css("height",GB_HEIGHT - 18 + "px");
}