function changeStyleName(id, classe)
{
	document.getElementById(id).className = classe;	
}

function openPopUp(path, name, width, height)
{
    var centerWidth  = (window.screen.width - width) / 2;
    var centerHeight = 200;

    window.open(path, name, 'width=' + width + ', height=' + height + ', scrollbars=yes, left=' + centerWidth + ', top=' + centerHeight);

    return false;
}