// JavaScript Document
var altMax = 0
function showBanner()
{
	if (document.all)
	{
		var wtop = parseInt(document.documentElement.scrollTop) + 20
		
	}
	else
	{
		var wtop = parseInt(window.scrollY) + 20	
	}
	var wleft = ( (parseInt(screen.width) - 1000) / 2 ) + 330
	
	$("#caixaCores").remove()
	$("#fundoOpaco").remove()	
	str = "<div id='caixaCores'>"	
	str += "<img src='imagens/Feliz_Natal_a_Todos.jpg' alt='Banner de Natal'>"	
	str += "<div id='div_fecharCor'><img src='imagens/bt_fechar.jpg' id='btn_fechar' title='Fechar' alt='Fechar'></div>"
	str +="</div>"
	
	$(str).css("left",wleft).css("top",wtop).appendTo("body")	
	
	$("#btn_fechar").click(function(){
		$("#caixaCores").remove()		
		$("#fundoOpaco").remove()
		foto_atual = 0;
		id_foto_atual = "#img_0"
	})
	
	
	
	var xScroll, yScroll;
	
	if (window.innerHeight && window.scrollMaxY) {	
		xScroll = window.innerWidth + window.scrollMaxX;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}
	
	var windowWidth, windowHeight;
	
//	console.log(self.innerWidth);
//	console.log(document.documentElement.clientWidth);

	if (self.innerHeight) {	// all except Explorer
		if(document.documentElement.clientWidth){
			windowWidth = document.documentElement.clientWidth; 
		} else {
			windowWidth = self.innerWidth;
		}
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}	
	
	// for small pages with total height less then height of the viewport
	if(yScroll < windowHeight){
		pageHeight = windowHeight;
	} else { 
		pageHeight = yScroll;
	}

//	console.log("xScroll " + xScroll)
//	console.log("windowWidth " + windowWidth)

	// for small pages with total width less then width of the viewport
	if(xScroll < windowWidth){	
		pageWidth = xScroll;		
	} else {
		pageWidth = windowWidth;
	}
	
	
	
	$("<div id='fundoOpaco'></div>"	).appendTo("body")		
	//$("<img src='imagens/loading.gif' id='img_carregando'>").css('top',wtop+100).css('left',wleft+100).appendTo("body")	
	
	
	
	objF = document.getElementById('fundoOpaco')
	objF.style.width = pageWidth + "px"
	objF.style.height = (pageHeight+100) + "px"
	$("#fundoOpaco").click(function(){
		$("#div_fecharCor").remove()		
		$("#caixaCores").remove()		
		$("#fundoOpaco").remove()		
		foto_atual = 0;
		id_foto_atual = "#img_0"
		
	})	
	
	
	
	
	
		

	
	
}