function getPageSize(){
  
  var xScroll, yScroll;
  
  if (window.innerHeight && window.scrollMaxY) {  
    xScroll = document.body.scrollWidth;
    yScroll = window.innerHeight + window.scrollMaxY;
  } else if (document.body.scrollHeight > document.body.offsetHeight){ 
    xScroll = document.body.scrollWidth;
    yScroll = document.body.scrollHeight;
  } else { 
    xScroll = document.body.offsetWidth;
    yScroll = document.body.offsetHeight;
  }
  
  var windowWidth, windowHeight;
  if (self.innerHeight) {
    windowWidth = self.innerWidth;
    windowHeight = self.innerHeight;
  } else if (document.documentElement && document.documentElement.clientHeight) { 
    windowWidth = document.documentElement.clientWidth;
    windowHeight = document.documentElement.clientHeight;
  } else if (document.body) { 
    windowWidth = document.body.clientWidth;
    windowHeight = document.body.clientHeight;
  } 
  
  
  if(yScroll < windowHeight){
    pageHeight = windowHeight;
  } else { 
    pageHeight = yScroll;
  }

  // for small pages with total width less then width of the viewport
  if(xScroll < windowWidth){  
    pageWidth = windowWidth;
  } else {
    pageWidth = xScroll;
  }
  arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight);
}

$(document).ready(function(){
	$("a[rel^='prettyPhoto']").prettyPhoto({
		theme: 'facebook' /* light_rounded / dark_rounded / light_square / dark_square / facebook */
	});
	
	$("li[rel^='prettyPhoto']").prettyPhoto({
		theme: 'facebook' /* light_rounded / dark_rounded / light_square / dark_square / facebook */
	});
	
//	$("#conteudo").hover(function () {
//			if (jQuery.support.opacity) {
//                jQuery('#conteudo').animate({opacity: '1'},{duration: 1000});
//			} else {
//                jQuery('#conteudo').animate({filter: 'alpha(opacity=75)'},{duration: 1000});
//			}
//	});
});