/* 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;
var GB_TOP = '40px';

function GB_show(caption, url, height, width, printWindow) {
  GB_HEIGHT = height || 400;
  GB_WIDTH = width || 400;
  if(!GB_DONE) {
    $(document.body).append("<div id='GB_overlay'></div><div id='GB_window'><div id='GB_caption'></div><img id='print_btn' src='images/print_greybox.gif' alt='Print window' /><img id='close_btn' src='images/close_greybox.gif' alt='Close window' /></div>");
	//$("#GB_window img").click(GB_hide);
	$("#close_btn").click(GB_hide);
	$("#print_btn").click(GB_print);
    //$("#GB_overlay").click(GB_hide);
    $(window).resize(GB_position);
    GB_DONE = true;
//	$("#GB_window").css({marginTop: '-' + parseInt((self.innerHeight / 2),10) + 'px'});
  }
  $("#GB_frame").remove();
  $("#GB_window").append("<iframe id='GB_frame' src='"+url+"'></iframe>");

  $("#GB_caption").html(caption);
  $("#GB_overlay").show();
  GB_position();

  //if(GB_ANIMATION)
    //$("#GB_window").slideDown("slow");
 // else
   if(printWindow) $("#print_btn").show();
   else $("#print_btn").hide();
    $("#GB_window").show();
	//$("html, body").css("overflow", "hidden");
	$(document).keydown(keyHandler);
}

function GB_hide() {
	//$("html, body").css("overflow", "auto");
  $("#GB_window,#GB_overlay").hide();
}

function GB_print() {
	var myframe = $("#GB_frame")[0];
	myframe.contentWindow.focus();
	myframe.contentWindow.print();
}
function GB_position() {
  var de = document.documentElement;
  var w = self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;
  $("#GB_window").css({top:GB_TOP});
  $("#GB_window").css({width:GB_WIDTH+"px",height:GB_HEIGHT+"px",
    left: ((w - GB_WIDTH)/2)+"px" });
  $("#GB_frame").css("height",GB_HEIGHT - 32 +"px");
}


function keyHandler(e) {
	if (e.keyCode == 27) {
		GB_hide();
		$(document).unbind('keydown', keyHandler);
	}
}