/* {{{ wheel */
function wheel(event)
{
	var delta = 0;
	if (!event) event = window.event;
	if (event.wheelDelta) 
    {
		delta = event.wheelDelta/120; 
		if (window.opera) delta = -delta;
	} 
    else if (event.detail) 
    {
		delta = -event.detail/3;
	}

    var elt = document.getElementById('onmouseover').innerHTML;

    if (elt.length && !window.opera) 
    {
        // TRAITEMENT A APPLIQUER
        val = parseInt(document.getElementById(elt).value);
        if (delta < 0 && val > 0 || delta > 0) document.getElementById(elt).value = increment(document.getElementById(elt), delta, 0);
        if (event.preventDefault) event.preventDefault();
        event.returnValue = false;
   }
}
/* }}} */

/* Initialization code. */
if (window.addEventListener) window.addEventListener('DOMMouseScroll', wheel, false);
window.onmousewheel = document.onmousewheel = wheel;