function Deplacer(Sens)
{

	if (Sens < 0) 
	{ 
		//alert("On monte");
		
		document.getElementById("TexteDeplacable").style.top=Sens *10;
	}
	else 
	{ 
		//alert("On descend");
		document.getElementById("TexteDeplacable").style.top=Sens *10;
	}

}

timer=0;
y=0; //donner ici la position initiale du calque

function Position()
{
	y=0;
	if (document.getElementById)
	{
		document.getElementById("TexteDeplacable").style.top = y;
	}
	if (document.all && !document.getElementById)
	{
		document.all.style.top = y;
	}
	if (document.layers)
	{
		document.layers.top = y;		
	}
}

function init_timer(){
	timer=1;
}
 
function stop_timer(){
	timer=0;
}
 
function Descendre(Mini)
{
	Minimum = Mini;
	if (document.getElementById)
	{
		document.getElementById("TexteDeplacable").style.top = y;
	}
	if (document.all && !document.getElementById)
	{
		document.all.style.top = y;
	}
	if (document.layers)
	{
		document.layers.top = y;
	}
	if( timer==1 && y > Minimum)
	{
		setTimeout("Descendre(Minimum)",40);
		y = y - 5;
	}
}
function Remonter(Maxi)
{
	Maximum = Maxi;

	if (document.getElementById)
	{
		document.getElementById("TexteDeplacable").style.top = y;
	}
	if (document.all && !document.getElementById)
	{
		document.all.style.top = y;
	}
	if (document.layers)
	{
		document.layers.top = y;
	}
	if( timer==1 && y < Maximum)
	{
		setTimeout("Remonter(Maximum)",40);
		y = y + 5;
	}
}