var vrlTotalPagesGale = 0;

var vrlPgAtualGale = 1;

var vrlPosCmdGale = 0;
var vrlPosCmdXGale = 0;
var vrlPosCmdYGale = 0;

var posMoveCmdXGale = 0;
var posMoveCmdYGale = 0;

var moveLivre = true;

function setPosCmdX(x,id){ById(id).style.left=(x+"px");}
function setPosCmdY(y,id){ById(id).style.top=(y+"px");}

function setPaginaAtual(p){
	vrlPgAtualGale = p;
}

function getPaginaAtual(){
	return vrlPgAtualGale;
}

function ReDefineTotalPagesGale(){vrlTotalPagesGale=ById('vrlTotalPagesGale').value}
function mudaPaginaGale(pg){
	if(vrlTotalPagesGale==0){ReDefineTotalPagesGale();}
	
	if(moveLivreGale)
	{
		var MudaPagina=false;
		
		if(pg=="p"){
			if((vrlPgAtualGale+1)<=vrlTotalPagesGale)
			{
				//alert(vrlLarguraMoveYGale)
				vrlPgAtualGale++;
				paginaAtual=vrlPgAtualGale;
				MudaPagina=true;
				posMoveCmdXGale =  vrlPosCmdXGale-vrlLarguraMoveXGale;
				posMoveCmdYGale =  vrlPosCmdYGale-vrlLarguraMoveYGale;
				checkSeta();
			}
		
		}
	
		if(pg=="a"){
			if((vrlPgAtualGale-1)>0)
			{
				vrlPgAtualGale--;
				paginaAtual=vrlPgAtualGale;
				MudaPagina=true;
				posMoveCmdXGale =  vrlPosCmdXGale+vrlLarguraMoveXGale;
				posMoveCmdYGale =  vrlPosCmdYGale+vrlLarguraMoveYGale;
				checkSeta();
			}
		}
		
		if(pg=="f"){
				vrlPgAtualGale=1;
				paginaAtual=vrlPgAtualGale;
				MudaPagina=true;
				posMoveCmdXGale =  0;
				posMoveCmdYGale =  0;
		}
		
		
		if(MudaPagina)
		{
			moveDivGale(posMoveCmdXGale,posMoveCmdYGale,"cmdImagensPP");
		}
	}
	if(ById("tdPaginas")!=null){ById("tdPaginas").innerHTML = "Página "+vrlPgAtualGale+" de "+vrlTotalPagesGale}
}

function checkSeta(){
	if(vrlPgAtualGale == 1){
		ById("cmdSetaAnt").style.display = "none"
		//ById("imgSetaAnt").style.display = "none"
		
		ById("cmdSetProx").style.display = "block"
		//ById("imgSetProx").style.display = "block"
	}
	if(vrlPgAtualGale > 1){
		ById("cmdSetaAnt").style.display = "block";
		//ById("imgSetaAnt").style.display = "none";
		
		ById("cmdSetProx").style.display = "block"
		//ById("imgSetProx").style.display = "none"
	}
	if(vrlPgAtualGale == vrlTotalPagesGale){
		ById("cmdSetProx").style.display = "none"
		//ById("imgSetProx").style.display = "block"
		
		ById("cmdSetaAnt").style.display = "block"
		//ById("imgSetaAnt").style.display = "none"
	}
	
	if(vrlTotalPagesGale <= 1){
		ById("cmdSetProx").style.display = "none"
		//ById("imgSetProx").style.display = "block"
		
		ById("cmdSetaAnt").style.display = "none"
		//ById("imgSetaAnt").style.display = "block"
	}
}

var moveLivreGale = true;

function moveDivGale(posMX,posMY,cmd)
{
	var setTimeN = true;
	
	if((posMX!=vrlPosCmdXGale)||(posMY!=vrlPosCmdYGale))
	{
		
		moveLivreGale=false;
		
		if(posMX>vrlPosCmdXGale)
		{
			vrlPosCmdXGale+=((posMX-vrlPosCmdXGale)/3);
			vrlPosCmdXGale++;
			vrlPosCmdXGale=Math.floor(vrlPosCmdXGale);
			if(vrlPosCmdXGale>posMX)
			{
				vrlPosCmdXGale=(vrlLarguraMoveXGale*vrlPgAtualGale)-vrlLarguraMoveXGale;
				setTimeN=false;
			}
		}
		
		if(posMX<vrlPosCmdXGale)
		{
			vrlPosCmdXGale+=((posMX-vrlPosCmdXGale)/3);
			vrlPosCmdXGale--;
			vrlPosCmdXGale=Math.floor(vrlPosCmdXGale);
			if(vrlPosCmdXGale<posMX)
			{
				vrlPosCmdXGale=(vrlLarguraMoveXGale*(vrlPgAtualGale))-vrlLarguraMoveXGale;
				vrlPosCmdXGale=vrlPosCmdXGale-(vrlPosCmdXGale*2);
				setTimeN=false;
			}
		}
		
		if(posMY>vrlPosCmdYGale)
		{
			vrlPosCmdYGale+=((posMY-vrlPosCmdYGale)/3);
			vrlPosCmdYGale++;
			vrlPosCmdYGale=Math.floor(vrlPosCmdYGale);
			if(vrlPosCmdYGale>posMY)
			{
				vrlPosCmdYGale=(vrlLarguraMoveYGale*vrlPgAtualGale)-vrlLarguraMoveYGale;
				setTimeN=false;
			}
		}
		
		if(posMY<vrlPosCmdYGale)
		{
			vrlPosCmdYGale+=((posMY-vrlPosCmdYGale)/3);
			vrlPosCmdYGale--;
			vrlPosCmdYGale=Math.floor(vrlPosCmdYGale);
			if(vrlPosCmdYGale<posMY)
			{
				vrlPosCmdYGale=(vrlLarguraMoveYGale*(vrlPgAtualGale))-vrlLarguraMoveYGale;
				vrlPosCmdYGale=vrlPosCmdYGale-(vrlPosCmdYGale*2);
				setTimeN=false;
			}
		}
		
		
		setPosCmdX(vrlPosCmdXGale,cmd);
		setPosCmdY(vrlPosCmdYGale,cmd);
		
		setTimeout("moveDivGale("+posMX+","+posMY+",'"+cmd+"')",70);
		
	}else{moveLivreGale=true;}
}