/*
	variáveis globais
*/
	// variáveis determinantes de browsers
	var isN4  	= (document.layers) ? true : false;
	var isIE  	= (document.all) ? true : false;
	var isDOM 	= (document.getElementById && !document.all) ? true : false;
	
/*
	PrintPage()
	função responsável por chamar a caixa de diálogo do navegador para impressão.
*/
function PrintPage()
{
	if (isIE)
		window.print();
	else
		alert('Por favor selecione a opcao "Arquivo -> Imprimir" do menu superior para imprimir.');
}

/*
    função que avança o focus de uma caixa de texto para a seguinte 

*/
function GoToNext(size,obj1,obj2)
{
   if(document.getElementById(obj1.id).value.length >=size)
   {
      document.getElementById(obj2.id).focus();
      
   }
 
}

/*
	OpenPopup()
	função genérica para abertura de popups no site.
*/
function OpenPopup(idPopup, url, popupW, popupH){
	window.open(url, idPopup, 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=no,copyhistory=no,width=' + popupW + ',height=' + popupH + ',top=55,left=55');
}

function OpenPopupRemenber(url)
{
    window.open(url,'ProductRemember','toolbar=no,status=no,menubar=no,scrollbars=no,resizeable=no,top=100,left=50,width=300,height=335');
} 


function OpenGiftCardPopup(idPopup, url, popupW, popupH){
	window.open(url, idPopup, 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,copyhistory=no,width=' + popupW + ',height=' + popupH + ',top=55,left=55');
}



 function oPenPopupShipCost(zipCode, zipCodeComplement)
 {
    var zipfull = zipCode + zipCodeComplement;
    window.open('popupshipcost.aspx?zip='+zipfull,null ,'width=500,height=200')
    return false;
 }

/*
	ValidateNumberOfChars()
	função responsável por validar a quantidade de caracteres dentro de uma área de texto.
*/
function ValidateNumberOfChars(textBox, limit, divResponse){

	var validKey = true;
	var obj = document.getElementById(textBox);
	var divResponse = document.getElementById(divResponse);
	var diff = limit - obj.value.length;
	
	if(diff < 0 && 
		window.event.keyCode != 8 &&
		window.event.keyCode != 17 &&
		!(window.event.keyCode >= 33 && window.event.keyCode <= 40) &&
		window.event.keyCode != 46
		)
	{
		obj.value = obj.value.substr(0, limit);
		alert('Atenção: Você não pode exceder ' + limit + ' caracteres neste campo!');
		validKey = false;
	}
	
	divResponse.innerHTML = "Total de <font color=\"red\"><strong>" + obj.value.length + "</strong></font> caracteres digitados de no máximo <strong>" + limit + "</strong>.";
	
	return validKey;
}

// Abre popup de zoom de imagem.
function ProductZoom(imageUrl, fgType, idProduct)
{
                                        
            var theWidth, theHeight;
        if (window.innerWidth)
            theWidth=window.innerWidth;
        else if (document.documentElement && document.documentElement.clientWidth)
            theWidth=document.documentElement.clientWidth;
        else if (document.body)
            theWidth=document.body.clientWidth;

        if (window.innerHeight)
            theHeight=window.innerHeight;
        else if (document.documentElement && document.documentElement.clientHeight)
            theHeight=document.documentElement.clientHeight;
        else if (document.body)
            theHeight=document.body.clientHeight;
        
        document.getElementById('divAll').style.height = theHeight + 'px';
        document.getElementById('divAll').style.width = theWidth + 'px';
        document.getElementById('divContent').style.left = (theWidth/2)- 460 + 'px';
    
        document.getElementById('divContent').style.top = "10px";// (document.body.clientHeight/2)-15;
        document.getElementById('divAll').style.display = '';
        document.getElementById('divContent').style.display = '';
    
        var frm     = document.createElement("form");
        frm.method  = "POST";
        frm.action  = "iframe_productZoom.aspx";
        frm.target  = "iframeZoom";
        
        var ret   = document.createElement("input");
        ret.type  = "HIDDEN";
        ret.name  = "productId";
        ret.value = idProduct;
        
        frm.appendChild(ret);
        
        document.body.appendChild(frm);
        frm.submit();   
		
}

// Muda a imagem do produto de acordo com a imagem adicional clicada.
function ChangeImage(sWebPath, sImgBig, oImgBig, sImgZoom, oAImgSmall, idProduct)
{

    if (isDOM)
    {
        document.getElementById(oImgBig).src = sWebPath + "/images/product/" + sImgBig
        if (sImgZoom != "")
            document.getElementById(oAImgSmall).setAttribute("href", "javascript:ProductZoom('" + sImgZoom + "','1', '" + idProduct + "');");
        else
            document.getElementById(oAImgSmall).removeAttribute("href");
    }
    else if (isN4)
    {
        document.layers[oImgBig].src = sWebPath + "/images/product/" + sImgBig
        if (sImgZoom != "")
            document.layers[oAImgSmall].setAttribute("href", "javascript:ProductZoom('" + sImgZoom + "','1', '" + idProduct + "');");
        else
            document.layers[oAImgSmall].removeAttribute("href");
    }
    else if (isIE)
    {
        document.all[oImgBig].src = sWebPath + "/images/product/" + sImgBig
        if (sImgZoom != "")
            document.all[oAImgSmall].setAttribute("href", "javascript:ProductZoom('" + sImgZoom + "','1', '" + idProduct + "');");
        else
            document.all[oAImgSmall].removeAttribute("href");
    }
          
}

// Muda a imagem de Zoom do produto de acordo com a imagem adicional escolhida.
function ChangeZoomImage(sPath, sImgZoomName, oImgZoom)
{
    if (isDOM)
    {
        document.getElementById(oImgZoom).src = sPath + "/images/product/" + sImgZoomName;
    }
    else if (isN4)
    {
        document.layers[oImgZoom].src = sPath + "/images/product/" + sImgZoomName;
    }
    else if (isIE)
    {
        document.all[oImgZoom].src = sPath + "/images/product/" + sImgZoomName;
    }
}